204521915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{39829}}^1$

素因数の和:39926

約数の個数: 16

約数和(自身を含む): 267657600

約数和(自身を除く): 63135685

約数列:

[1, 5, 13, 65, 79, 395, 1027, 5135, 39829, 199145, 517777, 2588885, 3146491, 15732455, 40904383, 204521915]

約数ペア:

[(1, 204521915), (5, 40904383), (13, 15732455), (65, 3146491), (79, 2588885), (395, 517777), (1027, 199145), (5135, 39829)]