123070905

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{160877}}^1$

素因数の和:160905

約数の個数: 24

約数和(自身を含む): 225872712

約数和(自身を除く): 102801807

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 160877, 482631, 804385, 1447893, 2413155, 2734909, 7239465, 8204727, 13674545, 24614181, 41023635, 123070905]

約数ペア:

[(1, 123070905), (3, 41023635), (5, 24614181), (9, 13674545), (15, 8204727), (17, 7239465), (45, 2734909), (51, 2413155), (85, 1447893), (153, 804385), (255, 482631), (765, 160877)]