156912115521

素因数分解:

$3^1\times 7^1\times {\mathrm{2999}}^1\times {\mathrm{2491499}}^1$

素因数の和:2494508

約数の個数: 16

約数和(自身を含む): 239184000000

約数和(自身を除く): 82271884479

約数列:

[1, 3, 7, 21, 2999, 8997, 20993, 62979, 2491499, 7474497, 17440493, 52321479, 7472005501, 22416016503, 52304038507, 156912115521]

約数ペア:

[(1, 156912115521), (3, 52304038507), (7, 22416016503), (21, 7472005501), (2999, 52321479), (8997, 17440493), (20993, 7474497), (62979, 2491499)]