31441998

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:134

約数の個数: 96

約数和(自身を含む): 80075520

約数和(自身を除く): 48633522

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 31, 38, 41, 42, 57, 62, 82, 93, 114, 123, 133, 186, 217, 246, 266, 287, 399, 434, 574, 589, 651, 779, 798, 861, 961, 1178, 1271, 1302, 1558, 1722, 1767, 1922, 2337, 2542, 2883, 3534, 3813, 4123, 4674, 5453, 5766, 6727, 7626, 8246, 8897, 10906, 12369, 13454, 16359, 17794, 18259, 20181, 24149, 24738, 26691, 32718, 36518, 39401, 40362, 48298, 53382, 54777, 72447, 78802, 109554, 118203, 127813, 144894, 169043, 236406, 255626, 275807, 338086, 383439, 507129, 551614, 748619, 766878, 827421, 1014258, 1497238, 1654842, 2245857, 4491714, 5240333, 10480666, 15720999, 31441998]

約数ペア:

[(1, 31441998), (2, 15720999), (3, 10480666), (6, 5240333), (7, 4491714), (14, 2245857), (19, 1654842), (21, 1497238), (31, 1014258), (38, 827421), (41, 766878), (42, 748619), (57, 551614), (62, 507129), (82, 383439), (93, 338086), (114, 275807), (123, 255626), (133, 236406), (186, 169043), (217, 144894), (246, 127813), (266, 118203), (287, 109554), (399, 78802), (434, 72447), (574, 54777), (589, 53382), (651, 48298), (779, 40362), (798, 39401), (861, 36518), (961, 32718), (1178, 26691), (1271, 24738), (1302, 24149), (1558, 20181), (1722, 18259), (1767, 17794), (1922, 16359), (2337, 13454), (2542, 12369), (2883, 10906), (3534, 8897), (3813, 8246), (4123, 7626), (4674, 6727), (5453, 5766)]