13892015

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1$

素因数の和:826

約数の個数: 16

約数和(自身を含む): 17388000

約数和(自身を除く): 3495985

約数列:

[1, 5, 29, 145, 149, 643, 745, 3215, 4321, 18647, 21605, 93235, 95807, 479035, 2778403, 13892015]

約数ペア:

[(1, 13892015), (5, 2778403), (29, 479035), (145, 95807), (149, 93235), (643, 21605), (745, 18647), (3215, 4321)]