28754319

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{701}}^1$

素因数の和:839

約数の個数: 24

約数和(自身を含む): 42574896

約数和(自身を除く): 13820577

約数列:

[1, 3, 11, 33, 113, 121, 339, 363, 701, 1243, 2103, 3729, 7711, 13673, 23133, 41019, 79213, 84821, 237639, 254463, 871343, 2614029, 9584773, 28754319]

約数ペア:

[(1, 28754319), (3, 9584773), (11, 2614029), (33, 871343), (113, 254463), (121, 237639), (339, 84821), (363, 79213), (701, 41019), (1243, 23133), (2103, 13673), (3729, 7711)]