205121978

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{62423}}^1$

素因数の和:62509

約数の個数: 16

約数和(自身を含む): 323606016

約数和(自身を除く): 118484038

約数列:

[1, 2, 31, 53, 62, 106, 1643, 3286, 62423, 124846, 1935113, 3308419, 3870226, 6616838, 102560989, 205121978]

約数ペア:

[(1, 205121978), (2, 102560989), (31, 6616838), (53, 3870226), (62, 3308419), (106, 1935113), (1643, 124846), (3286, 62423)]