3988275

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1297}}^1$

素因数の和:1351

約数の個数: 24

約数和(自身を含む): 6759984

約数和(自身を除く): 2771709

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 615, 1025, 1297, 3075, 3891, 6485, 19455, 32425, 53177, 97275, 159531, 265885, 797655, 1329425, 3988275]

約数ペア:

[(1, 3988275), (3, 1329425), (5, 797655), (15, 265885), (25, 159531), (41, 97275), (75, 53177), (123, 32425), (205, 19455), (615, 6485), (1025, 3891), (1297, 3075)]