15405455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2663}}^1$

素因数の和:2770

約数の個数: 16

約数和(自身を含む): 20139840

約数和(自身を除く): 4734385

約数列:

[1, 5, 13, 65, 89, 445, 1157, 2663, 5785, 13315, 34619, 173095, 237007, 1185035, 3081091, 15405455]

約数ペア:

[(1, 15405455), (5, 3081091), (13, 1185035), (65, 237007), (89, 173095), (445, 34619), (1157, 13315), (2663, 5785)]