81112254

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{3931}}^1$

素因数の和:4136

約数の個数: 32

約数和(自身を含む): 171749760

約数和(自身を除く): 90637506

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 181, 362, 543, 1086, 3439, 3931, 6878, 7862, 10317, 11793, 20634, 23586, 74689, 149378, 224067, 448134, 711511, 1423022, 2134533, 4269066, 13518709, 27037418, 40556127, 81112254]

約数ペア:

[(1, 81112254), (2, 40556127), (3, 27037418), (6, 13518709), (19, 4269066), (38, 2134533), (57, 1423022), (114, 711511), (181, 448134), (362, 224067), (543, 149378), (1086, 74689), (3439, 23586), (3931, 20634), (6878, 11793), (7862, 10317)]