1397617790

素因数分解:

$2^1\times 5^1\times {\mathrm{4951}}^1\times {\mathrm{28229}}^1$

素因数の和:33187

約数の個数: 16

約数和(自身を含む): 2516309280

約数和(自身を除く): 1118691490

約数列:

[1, 2, 5, 10, 4951, 9902, 24755, 28229, 49510, 56458, 141145, 282290, 139761779, 279523558, 698808895, 1397617790]

約数ペア:

[(1, 1397617790), (2, 698808895), (5, 279523558), (10, 139761779), (4951, 282290), (9902, 141145), (24755, 56458), (28229, 49510)]