209928535

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{599}}^1\times {\mathrm{2417}}^1$

素因数の和:3050

約数の個数: 16

約数和(自身を含む): 261144000

約数和(自身を除く): 51215465

約数列:

[1, 5, 29, 145, 599, 2417, 2995, 12085, 17371, 70093, 86855, 350465, 1447783, 7238915, 41985707, 209928535]

約数ペア:

[(1, 209928535), (5, 41985707), (29, 7238915), (145, 1447783), (599, 350465), (2417, 86855), (2995, 70093), (12085, 17371)]