1999425

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{503}}^1$

素因数の和:569

約数の個数: 24

約数和(自身を含む): 3374784

約数和(自身を除く): 1375359

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 265, 503, 795, 1325, 1509, 2515, 3975, 7545, 12575, 26659, 37725, 79977, 133295, 399885, 666475, 1999425]

約数ペア:

[(1, 1999425), (3, 666475), (5, 399885), (15, 133295), (25, 79977), (53, 37725), (75, 26659), (159, 12575), (265, 7545), (503, 3975), (795, 2515), (1325, 1509)]