81613530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{906817}}^1$

素因数の和:906830

約数の個数: 24

約数和(自身を含む): 212195412

約数和(自身を除く): 130581882

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 906817, 1813634, 2720451, 4534085, 5440902, 8161353, 9068170, 13602255, 16322706, 27204510, 40806765, 81613530]

約数ペア:

[(1, 81613530), (2, 40806765), (3, 27204510), (5, 16322706), (6, 13602255), (9, 9068170), (10, 8161353), (15, 5440902), (18, 4534085), (30, 2720451), (45, 1813634), (90, 906817)]