31117242

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:823

約数の個数: 64

約数和(自身を含む): 73350144

約数和(自身を除く): 42232902

約数列:

[1, 2, 3, 6, 13, 17, 26, 31, 34, 39, 51, 62, 78, 93, 102, 186, 221, 403, 442, 527, 663, 757, 806, 1054, 1209, 1326, 1514, 1581, 2271, 2418, 3162, 4542, 6851, 9841, 12869, 13702, 19682, 20553, 23467, 25738, 29523, 38607, 41106, 46934, 59046, 70401, 77214, 140802, 167297, 305071, 334594, 398939, 501891, 610142, 797878, 915213, 1003782, 1196817, 1830426, 2393634, 5186207, 10372414, 15558621, 31117242]

約数ペア:

[(1, 31117242), (2, 15558621), (3, 10372414), (6, 5186207), (13, 2393634), (17, 1830426), (26, 1196817), (31, 1003782), (34, 915213), (39, 797878), (51, 610142), (62, 501891), (78, 398939), (93, 334594), (102, 305071), (186, 167297), (221, 140802), (403, 77214), (442, 70401), (527, 59046), (663, 46934), (757, 41106), (806, 38607), (1054, 29523), (1209, 25738), (1326, 23467), (1514, 20553), (1581, 19682), (2271, 13702), (2418, 12869), (3162, 9841), (4542, 6851)]