17250003

素因数分解:

$3^4\times {\mathrm{173}}^1\times {\mathrm{1231}}^1$

素因数の和:1416

約数の個数: 20

約数和(自身を含む): 25938528

約数和(自身を除く): 8688525

約数列:

[1, 3, 9, 27, 81, 173, 519, 1231, 1557, 3693, 4671, 11079, 14013, 33237, 99711, 212963, 638889, 1916667, 5750001, 17250003]

約数ペア:

[(1, 17250003), (3, 5750001), (9, 1916667), (27, 638889), (81, 212963), (173, 99711), (519, 33237), (1231, 14013), (1557, 11079), (3693, 4671)]