13888450

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{3121}}^1$

素因数の和:3222

約数の個数: 24

約数和(自身を含む): 26131140

約数和(自身を除く): 12242690

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 3121, 4450, 6242, 15605, 31210, 78025, 156050, 277769, 555538, 1388845, 2777690, 6944225, 13888450]

約数ペア:

[(1, 13888450), (2, 6944225), (5, 2777690), (10, 1388845), (25, 555538), (50, 277769), (89, 156050), (178, 78025), (445, 31210), (890, 15605), (2225, 6242), (3121, 4450)]