15721101

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1231}}^1$

素因数の和:1294

約数の個数: 32

約数和(自身を含む): 26019840

約数和(自身を除く): 10298739

約数列:

[1, 3, 9, 11, 27, 33, 43, 99, 129, 297, 387, 473, 1161, 1231, 1419, 3693, 4257, 11079, 12771, 13541, 33237, 40623, 52933, 121869, 158799, 365607, 476397, 582263, 1429191, 1746789, 5240367, 15721101]

約数ペア:

[(1, 15721101), (3, 5240367), (9, 1746789), (11, 1429191), (27, 582263), (33, 476397), (43, 365607), (99, 158799), (129, 121869), (297, 52933), (387, 40623), (473, 33237), (1161, 13541), (1231, 12771), (1419, 11079), (3693, 4257)]