81327745

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{32993}}^1$

素因数の和:33044

約数の個数: 16

約数和(自身を含む): 106900560

約数和(自身を除く): 25572815

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 32993, 164965, 560881, 956797, 2804405, 4783985, 16265549, 81327745]

約数ペア:

[(1, 81327745), (5, 16265549), (17, 4783985), (29, 2804405), (85, 956797), (145, 560881), (493, 164965), (2465, 32993)]