28172565

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{5851}}^1$

素因数の和:5969

約数の個数: 24

約数和(自身を含む): 49297248

約数和(自身を除く): 21124683

約数列:

[1, 3, 5, 9, 15, 45, 107, 321, 535, 963, 1605, 4815, 5851, 17553, 29255, 52659, 87765, 263295, 626057, 1878171, 3130285, 5634513, 9390855, 28172565]

約数ペア:

[(1, 28172565), (3, 9390855), (5, 5634513), (9, 3130285), (15, 1878171), (45, 626057), (107, 263295), (321, 87765), (535, 52659), (963, 29255), (1605, 17553), (4815, 5851)]