128656634

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1\times {\mathrm{4261}}^1$

素因数の和:4781

約数の個数: 16

約数和(自身を含む): 199666176

約数和(自身を除く): 71009542

約数列:

[1, 2, 31, 62, 487, 974, 4261, 8522, 15097, 30194, 132091, 264182, 2075107, 4150214, 64328317, 128656634]

約数ペア:

[(1, 128656634), (2, 64328317), (31, 4150214), (62, 2075107), (487, 264182), (974, 132091), (4261, 30194), (8522, 15097)]