279425630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{81943}}^1$

素因数の和:81992

約数の個数: 32

約数和(自身を含む): 566396928

約数和(自身を除く): 286971298

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 81943, 163886, 409715, 819430, 901373, 1802746, 2540233, 4506865, 5080466, 9013730, 12701165, 25402330, 27942563, 55885126, 139712815, 279425630]

約数ペア:

[(1, 279425630), (2, 139712815), (5, 55885126), (10, 27942563), (11, 25402330), (22, 12701165), (31, 9013730), (55, 5080466), (62, 4506865), (110, 2540233), (155, 1802746), (310, 901373), (341, 819430), (682, 409715), (1705, 163886), (3410, 81943)]