280528065

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{328103}}^1$

素因数の和:328133

約数の個数: 24

約数和(自身を含む): 511842240

約数和(自身を除く): 231314175

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 328103, 984309, 1640515, 2952927, 4921545, 6233957, 14764635, 18701871, 31169785, 56105613, 93509355, 280528065]

約数ペア:

[(1, 280528065), (3, 93509355), (5, 56105613), (9, 31169785), (15, 18701871), (19, 14764635), (45, 6233957), (57, 4921545), (95, 2952927), (171, 1640515), (285, 984309), (855, 328103)]