4042775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:323

約数の個数: 24

約数和(自身を含む): 5581488

約数和(自身を除く): 1538713

約数列:

[1, 5, 11, 25, 55, 61, 241, 275, 305, 671, 1205, 1525, 2651, 3355, 6025, 13255, 14701, 16775, 66275, 73505, 161711, 367525, 808555, 4042775]

約数ペア:

[(1, 4042775), (5, 808555), (11, 367525), (25, 161711), (55, 73505), (61, 66275), (241, 16775), (275, 14701), (305, 13255), (671, 6025), (1205, 3355), (1525, 2651)]