218772045

素因数分解:

$3^2\times 5^1\times {\mathrm{4861601}}^1$

素因数の和:4861612

約数の個数: 12

約数和(自身を含む): 379204956

約数和(自身を除く): 160432911

約数列:

[1, 3, 5, 9, 15, 45, 4861601, 14584803, 24308005, 43754409, 72924015, 218772045]

約数ペア:

[(1, 218772045), (3, 72924015), (5, 43754409), (9, 24308005), (15, 14584803), (45, 4861601)]