11969165

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2069}}^1$

素因数の和:2176

約数の個数: 16

約数和(自身を含む): 15649200

約数和(自身を除く): 3680035

約数列:

[1, 5, 13, 65, 89, 445, 1157, 2069, 5785, 10345, 26897, 134485, 184141, 920705, 2393833, 11969165]

約数ペア:

[(1, 11969165), (5, 2393833), (13, 920705), (65, 184141), (89, 134485), (445, 26897), (1157, 10345), (2069, 5785)]