221805315

素因数分解:

$3^2\times 5^1\times {\mathrm{1637}}^1\times {\mathrm{3011}}^1$

素因数の和:4659

約数の個数: 24

約数和(自身を含む): 384825168

約数和(自身を除く): 163019853

約数列:

[1, 3, 5, 9, 15, 45, 1637, 3011, 4911, 8185, 9033, 14733, 15055, 24555, 27099, 45165, 73665, 135495, 4929007, 14787021, 24645035, 44361063, 73935105, 221805315]

約数ペア:

[(1, 221805315), (3, 73935105), (5, 44361063), (9, 24645035), (15, 14787021), (45, 4929007), (1637, 135495), (3011, 73665), (4911, 45165), (8185, 27099), (9033, 24555), (14733, 15055)]