128440406

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{7757}}^1$

素因数の和:8263

約数の個数: 16

約数和(自身を含む): 204438816

約数和(自身を除く): 75998410

約数列:

[1, 2, 17, 34, 487, 974, 7757, 8279, 15514, 16558, 131869, 263738, 3777659, 7555318, 64220203, 128440406]

約数ペア:

[(1, 128440406), (2, 64220203), (17, 7555318), (34, 3777659), (487, 263738), (974, 131869), (7757, 16558), (8279, 15514)]