201861317

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1\times {\mathrm{1987}}^1$

素因数の和:2648

約数の個数: 16

約数和(自身を含む): 241231872

約数和(自身を除く): 39370555

約数列:

[1, 7, 23, 161, 631, 1987, 4417, 13909, 14513, 45701, 101591, 319907, 1253797, 8776579, 28837331, 201861317]

約数ペア:

[(1, 201861317), (7, 28837331), (23, 8776579), (161, 1253797), (631, 319907), (1987, 101591), (4417, 45701), (13909, 14513)]