210839715

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{161563}}^1$

素因数の和:161603

約数の個数: 24

約数和(自身を含む): 378059760

約数和(自身を除く): 167220045

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 161563, 484689, 807815, 1454067, 2423445, 4685327, 7270335, 14055981, 23426635, 42167943, 70279905, 210839715]

約数ペア:

[(1, 210839715), (3, 70279905), (5, 42167943), (9, 23426635), (15, 14055981), (29, 7270335), (45, 4685327), (87, 2423445), (145, 1454067), (261, 807815), (435, 484689), (1305, 161563)]