157213994

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{660563}}^1$

素因数の和:660589

約数の個数: 16

約数和(自身を含む): 285363648

約数和(自身を除く): 128149654

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 660563, 1321126, 4623941, 9247882, 11229571, 22459142, 78606997, 157213994]

約数ペア:

[(1, 157213994), (2, 78606997), (7, 22459142), (14, 11229571), (17, 9247882), (34, 4623941), (119, 1321126), (238, 660563)]