221180454584

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{285026359}}^1$

素因数の和:285026462

約数の個数: 16

約数和(自身を含む): 418988749200

約数和(自身を除く): 197808294616

約数列:

[1, 2, 4, 8, 97, 194, 388, 776, 285026359, 570052718, 1140105436, 2280210872, 27647556823, 55295113646, 110590227292, 221180454584]

約数ペア:

[(1, 221180454584), (2, 110590227292), (4, 55295113646), (8, 27647556823), (97, 2280210872), (194, 1140105436), (388, 570052718), (776, 285026359)]