168577557

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{863}}^1$

素因数の和:1057

約数の個数: 32

約数和(自身を含む): 248832000

約数和(自身を除く): 80254443

約数列:

[1, 3, 19, 23, 57, 69, 149, 437, 447, 863, 1311, 2589, 2831, 3427, 8493, 10281, 16397, 19849, 49191, 59547, 65113, 128587, 195339, 377131, 385761, 1131393, 2443153, 2957501, 7329459, 8872503, 56192519, 168577557]

約数ペア:

[(1, 168577557), (3, 56192519), (19, 8872503), (23, 7329459), (57, 2957501), (69, 2443153), (149, 1131393), (437, 385761), (447, 377131), (863, 195339), (1311, 128587), (2589, 65113), (2831, 59547), (3427, 49191), (8493, 19849), (10281, 16397)]