221473575

素因数分解:

$3^3\times 5^2\times {\mathrm{328109}}^1$

素因数の和:328128

約数の個数: 24

約数和(自身を含む): 406856400

約数和(自身を除く): 185382825

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 328109, 984327, 1640545, 2952981, 4921635, 8202725, 8858943, 14764905, 24608175, 44294715, 73824525, 221473575]

約数ペア:

[(1, 221473575), (3, 73824525), (5, 44294715), (9, 24608175), (15, 14764905), (25, 8858943), (27, 8202725), (45, 4921635), (75, 2952981), (135, 1640545), (225, 984327), (675, 328109)]