68812065

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{72817}}^1$

素因数の和:72838

約数の個数: 32

約数和(自身を含む): 139810560

約数和(自身を除く): 70998495

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 72817, 218451, 364085, 509719, 655353, 1092255, 1529157, 1966059, 2548595, 3276765, 4587471, 7645785, 9830295, 13762413, 22937355, 68812065]

約数ペア:

[(1, 68812065), (3, 22937355), (5, 13762413), (7, 9830295), (9, 7645785), (15, 4587471), (21, 3276765), (27, 2548595), (35, 1966059), (45, 1529157), (63, 1092255), (105, 655353), (135, 509719), (189, 364085), (315, 218451), (945, 72817)]