287484968

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{4603}}^1$

素因数の和:4857

約数の個数: 32

約数和(自身を含む): 556347360

約数和(自身を除く): 268862392

約数列:

[1, 2, 4, 8, 37, 74, 148, 211, 296, 422, 844, 1688, 4603, 7807, 9206, 15614, 18412, 31228, 36824, 62456, 170311, 340622, 681244, 971233, 1362488, 1942466, 3884932, 7769864, 35935621, 71871242, 143742484, 287484968]

約数ペア:

[(1, 287484968), (2, 143742484), (4, 71871242), (8, 35935621), (37, 7769864), (74, 3884932), (148, 1942466), (211, 1362488), (296, 971233), (422, 681244), (844, 340622), (1688, 170311), (4603, 62456), (7807, 36824), (9206, 31228), (15614, 18412)]