1874449917

素因数分解:

$3^4\times {\mathrm{167}}^1\times {\mathrm{138571}}^1$

素因数の和:138750

約数の個数: 20

約数和(自身を含む): 2816891616

約数和(自身を除く): 942441699

約数列:

[1, 3, 9, 27, 81, 167, 501, 1503, 4509, 13527, 138571, 415713, 1247139, 3741417, 11224251, 23141357, 69424071, 208272213, 624816639, 1874449917]

約数ペア:

[(1, 1874449917), (3, 624816639), (9, 208272213), (27, 69424071), (81, 23141357), (167, 11224251), (501, 3741417), (1503, 1247139), (4509, 415713), (13527, 138571)]