55555881

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{13789}}^1$

素因数の和:13888

約数の個数: 16

約数和(自身を含む): 79430400

約数和(自身を除く): 23874519

約数列:

[1, 3, 17, 51, 79, 237, 1343, 4029, 13789, 41367, 234413, 703239, 1089331, 3267993, 18518627, 55555881]

約数ペア:

[(1, 55555881), (3, 18518627), (17, 3267993), (51, 1089331), (79, 703239), (237, 234413), (1343, 41367), (4029, 13789)]