68256405

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{72229}}^1$

素因数の和:72250

約数の個数: 32

約数和(自身を含む): 138681600

約数和(自身を除く): 70425195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 72229, 216687, 361145, 505603, 650061, 1083435, 1516809, 1950183, 2528015, 3250305, 4550427, 7584045, 9750915, 13651281, 22752135, 68256405]

約数ペア:

[(1, 68256405), (3, 22752135), (5, 13651281), (7, 9750915), (9, 7584045), (15, 4550427), (21, 3250305), (27, 2528015), (35, 1950183), (45, 1516809), (63, 1083435), (105, 650061), (135, 505603), (189, 361145), (315, 216687), (945, 72229)]