215564823

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{9623}}^1$

素因数の和:9779

約数の個数: 24

約数和(自身を含む): 330295680

約数和(自身を除く): 114730857

約数列:

[1, 3, 9, 19, 57, 131, 171, 393, 1179, 2489, 7467, 9623, 22401, 28869, 86607, 182837, 548511, 1260613, 1645533, 3781839, 11345517, 23951647, 71854941, 215564823]

約数ペア:

[(1, 215564823), (3, 71854941), (9, 23951647), (19, 11345517), (57, 3781839), (131, 1645533), (171, 1260613), (393, 548511), (1179, 182837), (2489, 86607), (7467, 28869), (9623, 22401)]