398082188

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{490249}}^1$

素因数の和:490289

約数の個数: 24

約数和(自身を含む): 823620000

約数和(自身を除く): 425537812

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 490249, 980498, 1960996, 3431743, 6863486, 13726972, 14217221, 28434442, 56868884, 99520547, 199041094, 398082188]

約数ペア:

[(1, 398082188), (2, 199041094), (4, 99520547), (7, 56868884), (14, 28434442), (28, 14217221), (29, 13726972), (58, 6863486), (116, 3431743), (203, 1960996), (406, 980498), (812, 490249)]