156972069

素因数分解:

$3^2\times {\mathrm{173}}^1\times {\mathrm{181}}^1\times {\mathrm{557}}^1$

素因数の和:917

約数の個数: 24

約数和(自身を含む): 229719672

約数和(自身を除く): 72747603

約数列:

[1, 3, 9, 173, 181, 519, 543, 557, 1557, 1629, 1671, 5013, 31313, 93939, 96361, 100817, 281817, 289083, 302451, 867249, 907353, 17441341, 52324023, 156972069]

約数ペア:

[(1, 156972069), (3, 52324023), (9, 17441341), (173, 907353), (181, 867249), (519, 302451), (543, 289083), (557, 281817), (1557, 100817), (1629, 96361), (1671, 93939), (5013, 31313)]