290420451

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{176333}}^1$

素因数の和:176403

約数の個数: 16

約数和(自身を含む): 437308320

約数和(自身を除く): 146887869

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 176333, 528999, 1586997, 4760991, 10756313, 32268939, 96806817, 290420451]

約数ペア:

[(1, 290420451), (3, 96806817), (9, 32268939), (27, 10756313), (61, 4760991), (183, 1586997), (549, 528999), (1647, 176333)]