213304821

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{557}}^1\times {\mathrm{1193}}^1$

素因数の和:1860

約数の個数: 16

約数和(自身を含む): 287820864

約数和(自身を除く): 74516043

約数列:

[1, 3, 107, 321, 557, 1193, 1671, 3579, 59599, 127651, 178797, 382953, 664501, 1993503, 71101607, 213304821]

約数ペア:

[(1, 213304821), (3, 71101607), (107, 1993503), (321, 664501), (557, 382953), (1193, 178797), (1671, 127651), (3579, 59599)]