15400161

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{743}}^1$

素因数の和:810

約数の個数: 36

約数和(自身を含む): 26462592

約数和(自身を除く): 11062431

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 423, 441, 743, 987, 2229, 2303, 2961, 5201, 6687, 6909, 15603, 20727, 34921, 36407, 46809, 104763, 109221, 244447, 314289, 327663, 733341, 1711129, 2200023, 5133387, 15400161]

約数ペア:

[(1, 15400161), (3, 5133387), (7, 2200023), (9, 1711129), (21, 733341), (47, 327663), (49, 314289), (63, 244447), (141, 109221), (147, 104763), (329, 46809), (423, 36407), (441, 34921), (743, 20727), (987, 15603), (2229, 6909), (2303, 6687), (2961, 5201)]