28429505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{11821}}^1$

素因数の和:11876

約数の個数: 16

約数和(自身を含む): 37735824

約数和(自身を除く): 9306319

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 11821, 59105, 153673, 437377, 768365, 2186885, 5685901, 28429505]

約数ペア:

[(1, 28429505), (5, 5685901), (13, 2186885), (37, 768365), (65, 437377), (185, 153673), (481, 59105), (2405, 11821)]