12480559

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:199

約数の個数: 32

約数和(自身を含む): 16450560

約数和(自身を除く): 3970001

約数列:

[1, 7, 13, 23, 67, 89, 91, 161, 299, 469, 623, 871, 1157, 1541, 2047, 2093, 5963, 6097, 8099, 10787, 14329, 20033, 26611, 41741, 77519, 137149, 140231, 186277, 542633, 960043, 1782937, 12480559]

約数ペア:

[(1, 12480559), (7, 1782937), (13, 960043), (23, 542633), (67, 186277), (89, 140231), (91, 137149), (161, 77519), (299, 41741), (469, 26611), (623, 20033), (871, 14329), (1157, 10787), (1541, 8099), (2047, 6097), (2093, 5963)]