128203428

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{159457}}^1$

素因数の和:159531

約数の個数: 24

約数和(自身を含む): 303608032

約数和(自身を除く): 175404604

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402, 804, 159457, 318914, 478371, 637828, 956742, 1913484, 10683619, 21367238, 32050857, 42734476, 64101714, 128203428]

約数ペア:

[(1, 128203428), (2, 64101714), (3, 42734476), (4, 32050857), (6, 21367238), (12, 10683619), (67, 1913484), (134, 956742), (201, 637828), (268, 478371), (402, 318914), (804, 159457)]