7161129

素因数分解:

$3^4\times {\mathrm{211}}^1\times {\mathrm{419}}^1$

素因数の和:642

約数の個数: 20

約数和(自身を含む): 10773840

約数和(自身を除く): 3612711

約数列:

[1, 3, 9, 27, 81, 211, 419, 633, 1257, 1899, 3771, 5697, 11313, 17091, 33939, 88409, 265227, 795681, 2387043, 7161129]

約数ペア:

[(1, 7161129), (3, 2387043), (9, 795681), (27, 265227), (81, 88409), (211, 33939), (419, 17091), (633, 11313), (1257, 5697), (1899, 3771)]