12015445

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 16450560

約数和(自身を除く): 4435115

約数列:

[1, 5, 13, 31, 65, 67, 89, 155, 335, 403, 445, 871, 1157, 2015, 2077, 2759, 4355, 5785, 5963, 10385, 13795, 27001, 29815, 35867, 77519, 135005, 179335, 184853, 387595, 924265, 2403089, 12015445]

約数ペア:

[(1, 12015445), (5, 2403089), (13, 924265), (31, 387595), (65, 184853), (67, 179335), (89, 135005), (155, 77519), (335, 35867), (403, 29815), (445, 27001), (871, 13795), (1157, 10385), (2015, 5963), (2077, 5785), (2759, 4355)]