220172562

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{172279}}^1$

素因数の和:172358

約数の個数: 24

約数和(自身を含む): 483762240

約数和(自身を除く): 263589678

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 172279, 344558, 516837, 1033674, 1550511, 3101022, 12231809, 24463618, 36695427, 73390854, 110086281, 220172562]

約数ペア:

[(1, 220172562), (2, 110086281), (3, 73390854), (6, 36695427), (9, 24463618), (18, 12231809), (71, 3101022), (142, 1550511), (213, 1033674), (426, 516837), (639, 344558), (1278, 172279)]