31876338

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 73261440

約数和(自身を除く): 41385102

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 137, 157, 247, 274, 314, 411, 471, 494, 741, 822, 942, 1482, 1781, 2041, 2603, 2983, 3562, 4082, 5206, 5343, 5966, 6123, 7809, 8949, 10686, 12246, 15618, 17898, 21509, 33839, 38779, 43018, 64527, 67678, 77558, 101517, 116337, 129054, 203034, 232674, 279617, 408671, 559234, 817342, 838851, 1226013, 1677702, 2452026, 5312723, 10625446, 15938169, 31876338]

約数ペア:

[(1, 31876338), (2, 15938169), (3, 10625446), (6, 5312723), (13, 2452026), (19, 1677702), (26, 1226013), (38, 838851), (39, 817342), (57, 559234), (78, 408671), (114, 279617), (137, 232674), (157, 203034), (247, 129054), (274, 116337), (314, 101517), (411, 77558), (471, 67678), (494, 64527), (741, 43018), (822, 38779), (942, 33839), (1482, 21509), (1781, 17898), (2041, 15618), (2603, 12246), (2983, 10686), (3562, 8949), (4082, 7809), (5206, 6123), (5343, 5966)]