15702172986

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{1999}}^1\times {\mathrm{18439}}^1$

素因数の和:20514

約数の個数: 32

約数和(自身を含む): 31864320000

約数和(自身を除く): 16162147014

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 1999, 3998, 5997, 11994, 18439, 36878, 55317, 110634, 141929, 283858, 425787, 851574, 1309169, 2618338, 3927507, 7855014, 36859561, 73719122, 110578683, 221157366, 2617028831, 5234057662, 7851086493, 15702172986]

約数ペア:

[(1, 15702172986), (2, 7851086493), (3, 5234057662), (6, 2617028831), (71, 221157366), (142, 110578683), (213, 73719122), (426, 36859561), (1999, 7855014), (3998, 3927507), (5997, 2618338), (11994, 1309169), (18439, 851574), (36878, 425787), (55317, 283858), (110634, 141929)]