428085238

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{27277}}^1$

素因数の和:27364

約数の個数: 32

約数和(自身を含む): 785606400

約数和(自身を除く): 357521162

約数列:

[1, 2, 7, 14, 19, 38, 59, 118, 133, 266, 413, 826, 1121, 2242, 7847, 15694, 27277, 54554, 190939, 381878, 518263, 1036526, 1609343, 3218686, 3627841, 7255682, 11265401, 22530802, 30577517, 61155034, 214042619, 428085238]

約数ペア:

[(1, 428085238), (2, 214042619), (7, 61155034), (14, 30577517), (19, 22530802), (38, 11265401), (59, 7255682), (118, 3627841), (133, 3218686), (266, 1609343), (413, 1036526), (826, 518263), (1121, 381878), (2242, 190939), (7847, 54554), (15694, 27277)]