64891386

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:153

約数の個数: 144

約数和(自身を含む): 176061600

約数和(自身を除く): 111170214

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 43, 49, 58, 59, 63, 86, 87, 98, 118, 126, 129, 147, 174, 177, 203, 258, 261, 294, 301, 354, 387, 406, 413, 441, 522, 531, 602, 609, 774, 826, 882, 903, 1062, 1218, 1239, 1247, 1421, 1711, 1806, 1827, 2107, 2478, 2494, 2537, 2709, 2842, 2891, 3422, 3654, 3717, 3741, 4214, 4263, 5074, 5133, 5418, 5782, 6321, 7434, 7482, 7611, 8526, 8673, 8729, 10266, 11223, 11977, 12642, 12789, 15222, 15399, 17346, 17458, 17759, 18963, 22446, 22833, 23954, 25578, 26019, 26187, 30798, 35518, 35931, 37926, 45666, 52038, 52374, 53277, 61103, 71862, 73573, 78561, 83839, 106554, 107793, 122206, 124313, 147146, 157122, 159831, 167678, 183309, 215586, 220719, 248626, 251517, 319662, 366618, 372939, 441438, 503034, 515011, 549927, 662157, 745878, 754551, 1030022, 1099854, 1118817, 1324314, 1509102, 1545033, 2237634, 3090066, 3605077, 4635099, 7210154, 9270198, 10815231, 21630462, 32445693, 64891386]

約数ペア:

[(1, 64891386), (2, 32445693), (3, 21630462), (6, 10815231), (7, 9270198), (9, 7210154), (14, 4635099), (18, 3605077), (21, 3090066), (29, 2237634), (42, 1545033), (43, 1509102), (49, 1324314), (58, 1118817), (59, 1099854), (63, 1030022), (86, 754551), (87, 745878), (98, 662157), (118, 549927), (126, 515011), (129, 503034), (147, 441438), (174, 372939), (177, 366618), (203, 319662), (258, 251517), (261, 248626), (294, 220719), (301, 215586), (354, 183309), (387, 167678), (406, 159831), (413, 157122), (441, 147146), (522, 124313), (531, 122206), (602, 107793), (609, 106554), (774, 83839), (826, 78561), (882, 73573), (903, 71862), (1062, 61103), (1218, 53277), (1239, 52374), (1247, 52038), (1421, 45666), (1711, 37926), (1806, 35931), (1827, 35518), (2107, 30798), (2478, 26187), (2494, 26019), (2537, 25578), (2709, 23954), (2842, 22833), (2891, 22446), (3422, 18963), (3654, 17759), (3717, 17458), (3741, 17346), (4214, 15399), (4263, 15222), (5074, 12789), (5133, 12642), (5418, 11977), (5782, 11223), (6321, 10266), (7434, 8729), (7482, 8673), (7611, 8526)]