140256117

素因数分解:

$3^4\times {\mathrm{173}}^1\times {\mathrm{10009}}^1$

素因数の和:10194

約数の個数: 20

約数和(自身を含む): 210750540

約数和(自身を除く): 70494423

約数列:

[1, 3, 9, 27, 81, 173, 519, 1557, 4671, 10009, 14013, 30027, 90081, 270243, 810729, 1731557, 5194671, 15584013, 46752039, 140256117]

約数ペア:

[(1, 140256117), (3, 46752039), (9, 15584013), (27, 5194671), (81, 1731557), (173, 810729), (519, 270243), (1557, 90081), (4671, 30027), (10009, 14013)]