128177870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{413477}}^1$

素因数の和:413515

約数の個数: 16

約数和(自身を含む): 238163328

約数和(自身を除く): 109985458

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 413477, 826954, 2067385, 4134770, 12817787, 25635574, 64088935, 128177870]

約数ペア:

[(1, 128177870), (2, 64088935), (5, 25635574), (10, 12817787), (31, 4134770), (62, 2067385), (155, 826954), (310, 413477)]