28235181

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1151}}^1$

素因数の和:1221

約数の個数: 32

約数和(自身を含む): 44126208

約数和(自身を除く): 15891027

約数列:

[1, 3, 13, 17, 37, 39, 51, 111, 221, 481, 629, 663, 1151, 1443, 1887, 3453, 8177, 14963, 19567, 24531, 42587, 44889, 58701, 127761, 254371, 553631, 723979, 763113, 1660893, 2171937, 9411727, 28235181]

約数ペア:

[(1, 28235181), (3, 9411727), (13, 2171937), (17, 1660893), (37, 763113), (39, 723979), (51, 553631), (111, 254371), (221, 127761), (481, 58701), (629, 44889), (663, 42587), (1151, 24531), (1443, 19567), (1887, 14963), (3453, 8177)]