318903985

素因数分解:

$5^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1\times {\mathrm{1439}}^1$

素因数の和:1920

約数の個数: 16

約数和(自身を含む): 387072000

約数和(自身を除く): 68168015

約数列:

[1, 5, 127, 349, 635, 1439, 1745, 7195, 44323, 182753, 221615, 502211, 913765, 2511055, 63780797, 318903985]

約数ペア:

[(1, 318903985), (5, 63780797), (127, 2511055), (349, 913765), (635, 502211), (1439, 221615), (1745, 182753), (7195, 44323)]