42555009

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 66539520

約数和(自身を除く): 23984511

約数列:

[1, 3, 7, 21, 79, 113, 227, 237, 339, 553, 681, 791, 1589, 1659, 2373, 4767, 8927, 17933, 25651, 26781, 53799, 62489, 76953, 125531, 179557, 187467, 376593, 538671, 2026429, 6079287, 14185003, 42555009]

約数ペア:

[(1, 42555009), (3, 14185003), (7, 6079287), (21, 2026429), (79, 538671), (113, 376593), (227, 187467), (237, 179557), (339, 125531), (553, 76953), (681, 62489), (791, 53799), (1589, 26781), (1659, 25651), (2373, 17933), (4767, 8927)]