1291216642

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1\times {\mathrm{2099}}^1$

素因数の和:2478

約数の個数: 32

約数和(自身を含む): 2075673600

約数和(自身を除く): 784456958

約数列:

[1, 2, 23, 43, 46, 86, 311, 622, 989, 1978, 2099, 4198, 7153, 13373, 14306, 26746, 48277, 90257, 96554, 180514, 307579, 615158, 652789, 1305578, 2075911, 4151822, 15014147, 28069927, 30028294, 56139854, 645608321, 1291216642]

約数ペア:

[(1, 1291216642), (2, 645608321), (23, 56139854), (43, 30028294), (46, 28069927), (86, 15014147), (311, 4151822), (622, 2075911), (989, 1305578), (1978, 652789), (2099, 615158), (4198, 307579), (7153, 180514), (13373, 96554), (14306, 90257), (26746, 48277)]