128471618

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{797}}^1$

素因数の和:1258

約数の個数: 32

約数和(自身を含む): 223388928

約数和(自身を除く): 94917310

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 431, 797, 862, 1594, 4741, 7327, 8767, 9482, 13549, 14654, 17534, 27098, 80597, 149039, 161194, 298078, 343507, 687014, 3778577, 5839619, 7557154, 11679238, 64235809, 128471618]

約数ペア:

[(1, 128471618), (2, 64235809), (11, 11679238), (17, 7557154), (22, 5839619), (34, 3778577), (187, 687014), (374, 343507), (431, 298078), (797, 161194), (862, 149039), (1594, 80597), (4741, 27098), (7327, 17534), (8767, 14654), (9482, 13549)]