12906335

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 17781120

約数和(自身を除く): 4874785

約数列:

[1, 5, 13, 23, 65, 89, 97, 115, 299, 445, 485, 1157, 1261, 1495, 2047, 2231, 5785, 6305, 8633, 10235, 11155, 26611, 29003, 43165, 112229, 133055, 145015, 198559, 561145, 992795, 2581267, 12906335]

約数ペア:

[(1, 12906335), (5, 2581267), (13, 992795), (23, 561145), (65, 198559), (89, 145015), (97, 133055), (115, 112229), (299, 43165), (445, 29003), (485, 26611), (1157, 11155), (1261, 10235), (1495, 8633), (2047, 6305), (2231, 5785)]