68311215

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{72287}}^1$

素因数の和:72308

約数の個数: 32

約数和(自身を含む): 138792960

約数和(自身を除く): 70481745

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 72287, 216861, 361435, 506009, 650583, 1084305, 1518027, 1951749, 2530045, 3252915, 4554081, 7590135, 9758745, 13662243, 22770405, 68311215]

約数ペア:

[(1, 68311215), (3, 22770405), (5, 13662243), (7, 9758745), (9, 7590135), (15, 4554081), (21, 3252915), (27, 2530045), (35, 1951749), (45, 1518027), (63, 1084305), (105, 650583), (135, 506009), (189, 361435), (315, 216861), (945, 72287)]