1278551038

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{1579}}^1\times {\mathrm{4549}}^1$

素因数の和:6219

約数の個数: 16

約数和(自身を含む): 1941030000

約数和(自身を除く): 662478962

約数列:

[1, 2, 89, 178, 1579, 3158, 4549, 9098, 140531, 281062, 404861, 809722, 7182871, 14365742, 639275519, 1278551038]

約数ペア:

[(1, 1278551038), (2, 639275519), (89, 14365742), (178, 7182871), (1579, 809722), (3158, 404861), (4549, 281062), (9098, 140531)]