180000478

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{181087}}^1$

素因数の和:181167

約数の個数: 16

約数和(自身を含む): 312920064

約数和(自身を除く): 132919586

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 181087, 362174, 1267609, 2535218, 12857177, 25714354, 90000239, 180000478]

約数ペア:

[(1, 180000478), (2, 90000239), (7, 25714354), (14, 12857177), (71, 2535218), (142, 1267609), (497, 362174), (994, 181087)]