53906321

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:413

約数の個数: 24

約数和(自身を含む): 65007360

約数和(自身を除く): 11101039

約数列:

[1, 7, 47, 49, 89, 263, 329, 623, 1841, 2303, 4183, 4361, 12361, 12887, 23407, 29281, 86527, 163849, 204967, 605689, 1100129, 1146943, 7700903, 53906321]

約数ペア:

[(1, 53906321), (7, 7700903), (47, 1146943), (49, 1100129), (89, 605689), (263, 204967), (329, 163849), (623, 86527), (1841, 29281), (2303, 23407), (4183, 12887), (4361, 12361)]