289968304

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{121631}}^1$

素因数の和:121788

約数の個数: 20

約数和(自身を含む): 565588800

約数和(自身を除く): 275620496

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 121631, 243262, 486524, 973048, 1946096, 18123019, 36246038, 72492076, 144984152, 289968304]

約数ペア:

[(1, 289968304), (2, 144984152), (4, 72492076), (8, 36246038), (16, 18123019), (149, 1946096), (298, 973048), (596, 486524), (1192, 243262), (2384, 121631)]