1977619518

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{479}}^1$

素因数の和:683

約数の個数: 144

約数和(自身を含む): 5190082560

約数和(自身を除く): 3212463042

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 49, 62, 63, 93, 98, 126, 147, 151, 186, 217, 279, 294, 302, 434, 441, 453, 479, 558, 651, 882, 906, 958, 1057, 1302, 1359, 1437, 1519, 1953, 2114, 2718, 2874, 3038, 3171, 3353, 3906, 4311, 4557, 4681, 6342, 6706, 7399, 8622, 9114, 9362, 9513, 10059, 13671, 14043, 14798, 14849, 19026, 20118, 22197, 23471, 27342, 28086, 29698, 30177, 32767, 42129, 44394, 44547, 46942, 60354, 65534, 66591, 70413, 72329, 84258, 89094, 98301, 103943, 133182, 133641, 140826, 144658, 196602, 207886, 211239, 216987, 229369, 267282, 294903, 311829, 422478, 433974, 458738, 506303, 589806, 623658, 650961, 688107, 727601, 935487, 1012606, 1301922, 1376214, 1455202, 1518909, 1870974, 2064321, 2182803, 2242199, 3037818, 3544121, 4128642, 4365606, 4484398, 4556727, 6548409, 6726597, 7088242, 9113454, 10632363, 13096818, 13453194, 15695393, 20179791, 21264726, 31390786, 31897089, 40359582, 47086179, 63794178, 94172358, 109867751, 141258537, 219735502, 282517074, 329603253, 659206506, 988809759, 1977619518]

約数ペア:

[(1, 1977619518), (2, 988809759), (3, 659206506), (6, 329603253), (7, 282517074), (9, 219735502), (14, 141258537), (18, 109867751), (21, 94172358), (31, 63794178), (42, 47086179), (49, 40359582), (62, 31897089), (63, 31390786), (93, 21264726), (98, 20179791), (126, 15695393), (147, 13453194), (151, 13096818), (186, 10632363), (217, 9113454), (279, 7088242), (294, 6726597), (302, 6548409), (434, 4556727), (441, 4484398), (453, 4365606), (479, 4128642), (558, 3544121), (651, 3037818), (882, 2242199), (906, 2182803), (958, 2064321), (1057, 1870974), (1302, 1518909), (1359, 1455202), (1437, 1376214), (1519, 1301922), (1953, 1012606), (2114, 935487), (2718, 727601), (2874, 688107), (3038, 650961), (3171, 623658), (3353, 589806), (3906, 506303), (4311, 458738), (4557, 433974), (4681, 422478), (6342, 311829), (6706, 294903), (7399, 267282), (8622, 229369), (9114, 216987), (9362, 211239), (9513, 207886), (10059, 196602), (13671, 144658), (14043, 140826), (14798, 133641), (14849, 133182), (19026, 103943), (20118, 98301), (22197, 89094), (23471, 84258), (27342, 72329), (28086, 70413), (29698, 66591), (30177, 65534), (32767, 60354), (42129, 46942), (44394, 44547)]