20161002975

素因数分解:

$3^1\times 5^2\times {\mathrm{613}}^1\times {\mathrm{438521}}^1$

素因数の和:439147

約数の個数: 24

約数和(自身を含む): 33387310992

約数和(自身を除く): 13226308017

約数列:

[1, 3, 5, 15, 25, 75, 613, 1839, 3065, 9195, 15325, 45975, 438521, 1315563, 2192605, 6577815, 10963025, 32889075, 268813373, 806440119, 1344066865, 4032200595, 6720334325, 20161002975]

約数ペア:

[(1, 20161002975), (3, 6720334325), (5, 4032200595), (15, 1344066865), (25, 806440119), (75, 268813373), (613, 32889075), (1839, 10963025), (3065, 6577815), (9195, 2192605), (15325, 1315563), (45975, 438521)]