55289829

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{138571}}^1$

素因数の和:138600

約数の個数: 16

約数和(自身を含む): 88686080

約数和(自身を除く): 33396251

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 138571, 415713, 969997, 2632849, 2909991, 7898547, 18429943, 55289829]

約数ペア:

[(1, 55289829), (3, 18429943), (7, 7898547), (19, 2909991), (21, 2632849), (57, 969997), (133, 415713), (399, 138571)]