13738930

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 25660800

約数和(自身を除く): 11921870

約数列:

[1, 2, 5, 10, 43, 86, 89, 178, 215, 359, 430, 445, 718, 890, 1795, 3590, 3827, 7654, 15437, 19135, 30874, 31951, 38270, 63902, 77185, 154370, 159755, 319510, 1373893, 2747786, 6869465, 13738930]

約数ペア:

[(1, 13738930), (2, 6869465), (5, 2747786), (10, 1373893), (43, 319510), (86, 159755), (89, 154370), (178, 77185), (215, 63902), (359, 38270), (430, 31951), (445, 30874), (718, 19135), (890, 15437), (1795, 7654), (3590, 3827)]