279668494

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{1399}}^1$

素因数の和:1648

約数の個数: 32

約数和(自身を含む): 487872000

約数和(自身を除く): 208203506

約数列:

[1, 2, 7, 14, 109, 131, 218, 262, 763, 917, 1399, 1526, 1834, 2798, 9793, 14279, 19586, 28558, 99953, 152491, 183269, 199906, 304982, 366538, 1067437, 1282883, 2134874, 2565766, 19976321, 39952642, 139834247, 279668494]

約数ペア:

[(1, 279668494), (2, 139834247), (7, 39952642), (14, 19976321), (109, 2565766), (131, 2134874), (218, 1282883), (262, 1067437), (763, 366538), (917, 304982), (1399, 199906), (1526, 183269), (1834, 152491), (2798, 99953), (9793, 28558), (14279, 19586)]