68968521

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{1381}}^1$

素因数の和:1597

約数の個数: 24

約数和(自身を含む): 103484160

約数和(自身を除く): 34515639

約数列:

[1, 3, 9, 31, 93, 179, 279, 537, 1381, 1611, 4143, 5549, 12429, 16647, 42811, 49941, 128433, 247199, 385299, 741597, 2224791, 7663169, 22989507, 68968521]

約数ペア:

[(1, 68968521), (3, 22989507), (9, 7663169), (31, 2224791), (93, 741597), (179, 385299), (279, 247199), (537, 128433), (1381, 49941), (1611, 42811), (4143, 16647), (5549, 12429)]