216365025

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{125429}}^1$

素因数の和:125465

約数の個数: 24

約数和(自身を含む): 373279680

約数和(自身を除く): 156914655

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 575, 1725, 125429, 376287, 627145, 1881435, 2884867, 3135725, 8654601, 9407175, 14424335, 43273005, 72121675, 216365025]

約数ペア:

[(1, 216365025), (3, 72121675), (5, 43273005), (15, 14424335), (23, 9407175), (25, 8654601), (69, 3135725), (75, 2884867), (115, 1881435), (345, 627145), (575, 376287), (1725, 125429)]