2789631

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:343

約数の個数: 24

約数和(自身を含む): 4398576

約数和(自身を除く): 1608945

約数列:

[1, 3, 9, 13, 39, 113, 117, 211, 339, 633, 1017, 1469, 1899, 2743, 4407, 8229, 13221, 23843, 24687, 71529, 214587, 309959, 929877, 2789631]

約数ペア:

[(1, 2789631), (3, 929877), (9, 309959), (13, 214587), (39, 71529), (113, 24687), (117, 23843), (211, 13221), (339, 8229), (633, 4407), (1017, 2743), (1469, 1899)]