198416475

素因数分解:

$3^2\times 5^2\times {\mathrm{727}}^1\times {\mathrm{1213}}^1$

素因数の和:1956

約数の個数: 36

約数和(自身を含む): 356168176

約数和(自身を除く): 157751701

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 727, 1213, 2181, 3635, 3639, 6065, 6543, 10905, 10917, 18175, 18195, 30325, 32715, 54525, 54585, 90975, 163575, 272925, 881851, 2645553, 4409255, 7936659, 13227765, 22046275, 39683295, 66138825, 198416475]

約数ペア:

[(1, 198416475), (3, 66138825), (5, 39683295), (9, 22046275), (15, 13227765), (25, 7936659), (45, 4409255), (75, 2645553), (225, 881851), (727, 272925), (1213, 163575), (2181, 90975), (3635, 54585), (3639, 54525), (6065, 32715), (6543, 30325), (10905, 18195), (10917, 18175)]