399362308

素因数分解:

$2^2\times {\mathrm{239}}^1\times {\mathrm{419}}^1\times {\mathrm{997}}^1$

素因数の和:1659

約数の個数: 24

約数和(自身を含む): 704188800

約数和(自身を除く): 304826492

約数列:

[1, 2, 4, 239, 419, 478, 838, 956, 997, 1676, 1994, 3988, 100141, 200282, 238283, 400564, 417743, 476566, 835486, 953132, 1670972, 99840577, 199681154, 399362308]

約数ペア:

[(1, 399362308), (2, 199681154), (4, 99840577), (239, 1670972), (419, 953132), (478, 835486), (838, 476566), (956, 417743), (997, 400564), (1676, 238283), (1994, 200282), (3988, 100141)]