40574331

素因数分解:

$3^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1567}}^1$

素因数の和:1720

約数の個数: 32

約数和(自身を含む): 69242880

約数和(自身を除く): 28668549

約数列:

[1, 3, 7, 9, 21, 27, 63, 137, 189, 411, 959, 1233, 1567, 2877, 3699, 4701, 8631, 10969, 14103, 25893, 32907, 42309, 98721, 214679, 296163, 644037, 1502753, 1932111, 4508259, 5796333, 13524777, 40574331]

約数ペア:

[(1, 40574331), (3, 13524777), (7, 5796333), (9, 4508259), (21, 1932111), (27, 1502753), (63, 644037), (137, 296163), (189, 214679), (411, 98721), (959, 42309), (1233, 32907), (1567, 25893), (2877, 14103), (3699, 10969), (4701, 8631)]