81423423

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{809}}^1$

素因数の和:1079

約数の個数: 24

約数和(自身を含む): 120547440

約数和(自身を除く): 39124017

約数列:

[1, 3, 9, 53, 159, 211, 477, 633, 809, 1899, 2427, 7281, 11183, 33549, 42877, 100647, 128631, 170699, 385893, 512097, 1536291, 9047047, 27141141, 81423423]

約数ペア:

[(1, 81423423), (3, 27141141), (9, 9047047), (53, 1536291), (159, 512097), (211, 385893), (477, 170699), (633, 128631), (809, 100647), (1899, 42877), (2427, 33549), (7281, 11183)]