28920220574

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{43951703}}^1$

素因数の和:43951759

約数の個数: 16

約数和(自身を含む): 50632363008

約数和(自身を除く): 21712142434

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 43951703, 87903406, 307661921, 615323842, 2065730041, 4131460082, 14460110287, 28920220574]

約数ペア:

[(1, 28920220574), (2, 14460110287), (7, 4131460082), (14, 2065730041), (47, 615323842), (94, 307661921), (329, 87903406), (658, 43951703)]