201911445

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{104347}}^1$

素因数の和:104401

約数の個数: 24

約数和(自身を含む): 358122336

約数和(自身を除く): 156210891

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 104347, 313041, 521735, 939123, 1565205, 4486921, 4695615, 13460763, 22434605, 40382289, 67303815, 201911445]

約数ペア:

[(1, 201911445), (3, 67303815), (5, 40382289), (9, 22434605), (15, 13460763), (43, 4695615), (45, 4486921), (129, 1565205), (215, 939123), (387, 521735), (645, 313041), (1935, 104347)]