16172401

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{599}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 20520000

約数和(自身を除く): 4347599

約数列:

[1, 7, 19, 29, 49, 133, 203, 551, 599, 931, 1421, 3857, 4193, 11381, 17371, 26999, 29351, 79667, 121597, 330049, 557669, 851179, 2310343, 16172401]

約数ペア:

[(1, 16172401), (7, 2310343), (19, 851179), (29, 557669), (49, 330049), (133, 121597), (203, 79667), (551, 29351), (599, 26999), (931, 17371), (1421, 11381), (3857, 4193)]