123821421

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{1429}}^1\times {\mathrm{1699}}^1$

素因数の和:3148

約数の個数: 16

約数和(自身を含む): 175032000

約数和(自身を除く): 51210579

約数列:

[1, 3, 17, 51, 1429, 1699, 4287, 5097, 24293, 28883, 72879, 86649, 2427871, 7283613, 41273807, 123821421]

約数ペア:

[(1, 123821421), (3, 41273807), (17, 7283613), (51, 2427871), (1429, 86649), (1699, 72879), (4287, 28883), (5097, 24293)]