74561571

素因数分解:

$3^2\times 7^1\times {\mathrm{857}}^1\times {\mathrm{1381}}^1$

素因数の和:2251

約数の個数: 24

約数和(自身を含む): 123318624

約数和(自身を除く): 48757053

約数列:

[1, 3, 7, 9, 21, 63, 857, 1381, 2571, 4143, 5999, 7713, 9667, 12429, 17997, 29001, 53991, 87003, 1183517, 3550551, 8284619, 10651653, 24853857, 74561571]

約数ペア:

[(1, 74561571), (3, 24853857), (7, 10651653), (9, 8284619), (21, 3550551), (63, 1183517), (857, 87003), (1381, 53991), (2571, 29001), (4143, 17997), (5999, 12429), (7713, 9667)]