15781130

素因数分解:

$2^1\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{1301}}^1$

素因数の和:2521

約数の個数: 16

約数和(自身を含む): 28451304

約数和(自身を除く): 12670174

約数列:

[1, 2, 5, 10, 1213, 1301, 2426, 2602, 6065, 6505, 12130, 13010, 1578113, 3156226, 7890565, 15781130]

約数ペア:

[(1, 15781130), (2, 7890565), (5, 3156226), (10, 1578113), (1213, 13010), (1301, 12130), (2426, 6505), (2602, 6065)]