17289045

素因数分解:

$3^4\times 5^1\times {\mathrm{42689}}^1$

素因数の和:42706

約数の個数: 20

約数和(自身を含む): 30992940

約数和(自身を除く): 13703895

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 42689, 128067, 213445, 384201, 640335, 1152603, 1921005, 3457809, 5763015, 17289045]

約数ペア:

[(1, 17289045), (3, 5763015), (5, 3457809), (9, 1921005), (15, 1152603), (27, 640335), (45, 384201), (81, 213445), (135, 128067), (405, 42689)]