1320371025

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{247957}}^1$

素因数の和:248041

約数の個数: 24

約数和(自身を含む): 2213769024

約数和(自身を除く): 893397999

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 5325, 247957, 743871, 1239785, 3719355, 6198925, 17604947, 18596775, 52814841, 88024735, 264074205, 440123675, 1320371025]

約数ペア:

[(1, 1320371025), (3, 440123675), (5, 264074205), (15, 88024735), (25, 52814841), (71, 18596775), (75, 17604947), (213, 6198925), (355, 3719355), (1065, 1239785), (1775, 743871), (5325, 247957)]