388402521

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1\times {\mathrm{4987}}^1$

素因数の和:7000

約数の個数: 16

約数和(自身を含む): 558097344

約数和(自身を除く): 169694823

約数列:

[1, 3, 13, 39, 1997, 4987, 5991, 14961, 25961, 64831, 77883, 194493, 9959039, 29877117, 129467507, 388402521]

約数ペア:

[(1, 388402521), (3, 129467507), (13, 29877117), (39, 9959039), (1997, 194493), (4987, 77883), (5991, 64831), (14961, 25961)]