218745142

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1171}}^1\times {\mathrm{1213}}^1$

素因数の和:2404

約数の個数: 32

約数和(自身を含む): 409768704

約数和(自身を除く): 191023562

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1171, 1213, 2342, 2426, 8197, 8491, 12881, 13343, 16394, 16982, 25762, 26686, 90167, 93401, 180334, 186802, 1420423, 2840846, 9942961, 15624653, 19885922, 31249306, 109372571, 218745142]

約数ペア:

[(1, 218745142), (2, 109372571), (7, 31249306), (11, 19885922), (14, 15624653), (22, 9942961), (77, 2840846), (154, 1420423), (1171, 186802), (1213, 180334), (2342, 93401), (2426, 90167), (8197, 26686), (8491, 25762), (12881, 16982), (13343, 16394)]