28156013

素因数分解:

${\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1$

素因数の和:476

約数の個数: 16

約数和(自身を含む): 30338880

約数和(自身を除く): 2182867

約数列:

[1, 29, 43, 67, 337, 1247, 1943, 2881, 9773, 14491, 22579, 83549, 420239, 654791, 970897, 28156013]

約数ペア:

[(1, 28156013), (29, 970897), (43, 654791), (67, 420239), (337, 83549), (1247, 22579), (1943, 14491), (2881, 9773)]