72261405

素因数分解:

$3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{8971}}^1$

素因数の和:9161

約数の個数: 24

約数和(自身を含む): 125966880

約数和(自身を除く): 53705475

約数列:

[1, 3, 5, 9, 15, 45, 179, 537, 895, 1611, 2685, 8055, 8971, 26913, 44855, 80739, 134565, 403695, 1605809, 4817427, 8029045, 14452281, 24087135, 72261405]

約数ペア:

[(1, 72261405), (3, 24087135), (5, 14452281), (9, 8029045), (15, 4817427), (45, 1605809), (179, 403695), (537, 134565), (895, 80739), (1611, 44855), (2685, 26913), (8055, 8971)]