266427981

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{318313}}^1$

素因数の和:318353

約数の個数: 16

約数和(自身を含む): 407441920

約数和(自身を除く): 141013939

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 318313, 954939, 2864817, 8594451, 9867703, 29603109, 88809327, 266427981]

約数ペア:

[(1, 266427981), (3, 88809327), (9, 29603109), (27, 9867703), (31, 8594451), (93, 2864817), (279, 954939), (837, 318313)]