81413731

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{5387}}^1$

素因数の和:5538

約数の個数: 16

約数和(自身を含む): 99311616

約数和(自身を除く): 17897885

約数列:

[1, 7, 17, 119, 127, 889, 2159, 5387, 15113, 37709, 91579, 641053, 684149, 4789043, 11630533, 81413731]

約数ペア:

[(1, 81413731), (7, 11630533), (17, 4789043), (119, 684149), (127, 641053), (889, 91579), (2159, 37709), (5387, 15113)]