8687997

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2$

素因数の和:142

約数の個数: 36

約数和(自身を含む): 14083680

約数和(自身を除く): 5395683

約数列:

[1, 3, 9, 19, 23, 47, 57, 69, 141, 171, 207, 423, 437, 893, 1081, 1311, 2209, 2679, 3243, 3933, 6627, 8037, 9729, 19881, 20539, 41971, 50807, 61617, 125913, 152421, 184851, 377739, 457263, 965333, 2895999, 8687997]

約数ペア:

[(1, 8687997), (3, 2895999), (9, 965333), (19, 457263), (23, 377739), (47, 184851), (57, 152421), (69, 125913), (141, 61617), (171, 50807), (207, 41971), (423, 20539), (437, 19881), (893, 9729), (1081, 8037), (1311, 6627), (2209, 3933), (2679, 3243)]