42436891

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:403

約数の個数: 24

約数和(自身を含む): 51464160

約数和(自身を除く): 9027269

約数列:

[1, 7, 37, 49, 89, 259, 263, 623, 1813, 1841, 3293, 4361, 9731, 12887, 23051, 23407, 68117, 161357, 163849, 476819, 866059, 1146943, 6062413, 42436891]

約数ペア:

[(1, 42436891), (7, 6062413), (37, 1146943), (49, 866059), (89, 476819), (259, 163849), (263, 161357), (623, 68117), (1813, 23407), (1841, 23051), (3293, 12887), (4361, 9731)]