12405835

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 17297280

約数和(自身を除く): 4891445

約数列:

[1, 5, 13, 17, 65, 85, 103, 109, 221, 515, 545, 1105, 1339, 1417, 1751, 1853, 6695, 7085, 8755, 9265, 11227, 22763, 24089, 56135, 113815, 120445, 145951, 190859, 729755, 954295, 2481167, 12405835]

約数ペア:

[(1, 12405835), (5, 2481167), (13, 954295), (17, 729755), (65, 190859), (85, 145951), (103, 120445), (109, 113815), (221, 56135), (515, 24089), (545, 22763), (1105, 11227), (1339, 9265), (1417, 8755), (1751, 7085), (1853, 6695)]