16679205

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{12781}}^1$

素因数の和:12821

約数の個数: 24

約数和(自身を含む): 29909880

約数和(自身を除く): 13230675

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 12781, 38343, 63905, 115029, 191715, 370649, 575145, 1111947, 1853245, 3335841, 5559735, 16679205]

約数ペア:

[(1, 16679205), (3, 5559735), (5, 3335841), (9, 1853245), (15, 1111947), (29, 575145), (45, 370649), (87, 191715), (145, 115029), (261, 63905), (435, 38343), (1305, 12781)]