1281120355

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{134219}}^1$

素因数の和:134330

約数の個数: 16

約数和(自身を含む): 1623525120

約数和(自身を除く): 342404765

約数列:

[1, 5, 23, 83, 115, 415, 1909, 9545, 134219, 671095, 3087037, 11140177, 15435185, 55700885, 256224071, 1281120355]

約数ペア:

[(1, 1281120355), (5, 256224071), (23, 55700885), (83, 15435185), (115, 11140177), (415, 3087037), (1909, 671095), (9545, 134219)]