12638385

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12211}}^1$

素因数の和:12245

約数の個数: 24

約数和(自身を含む): 22860864

約数和(自身を除く): 10222479

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 12211, 36633, 61055, 109899, 183165, 280853, 549495, 842559, 1404265, 2527677, 4212795, 12638385]

約数ペア:

[(1, 12638385), (3, 4212795), (5, 2527677), (9, 1404265), (15, 842559), (23, 549495), (45, 280853), (69, 183165), (115, 109899), (207, 61055), (345, 36633), (1035, 12211)]