68755905

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29959}}^1$

素因数の和:29990

約数の個数: 32

約数和(自身を含む): 129427200

約数和(自身を除く): 60671295

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 29959, 89877, 149795, 269631, 449385, 509303, 808893, 1348155, 1527909, 2546515, 4044465, 4583727, 7639545, 13751181, 22918635, 68755905]

約数ペア:

[(1, 68755905), (3, 22918635), (5, 13751181), (9, 7639545), (15, 4583727), (17, 4044465), (27, 2546515), (45, 1527909), (51, 1348155), (85, 808893), (135, 509303), (153, 449385), (255, 269631), (459, 149795), (765, 89877), (2295, 29959)]