31788141

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{571}}^1$

素因数の和:833

約数の個数: 32

約数和(自身を含む): 53154816

約数和(自身を除く): 21366675

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 241, 571, 723, 1687, 1713, 2651, 3997, 5061, 6281, 7953, 11991, 18557, 18843, 43967, 55671, 131901, 137611, 412833, 963277, 1513721, 2889831, 4541163, 10596047, 31788141]

約数ペア:

[(1, 31788141), (3, 10596047), (7, 4541163), (11, 2889831), (21, 1513721), (33, 963277), (77, 412833), (231, 137611), (241, 131901), (571, 55671), (723, 43967), (1687, 18843), (1713, 18557), (2651, 11991), (3997, 7953), (5061, 6281)]