87856874

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{330289}}^1$

素因数の和:330317

約数の個数: 16

約数和(自身を含む): 158539200

約数和(自身を除く): 70682326

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 330289, 660578, 2312023, 4624046, 6275491, 12550982, 43928437, 87856874]

約数ペア:

[(1, 87856874), (2, 43928437), (7, 12550982), (14, 6275491), (19, 4624046), (38, 2312023), (133, 660578), (266, 330289)]