68678788

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{1223}}^1$

素因数の和:1467

約数の個数: 24

約数和(自身を含む): 122351040

約数和(自身を除く): 53672252

約数列:

[1, 2, 4, 101, 139, 202, 278, 404, 556, 1223, 2446, 4892, 14039, 28078, 56156, 123523, 169997, 247046, 339994, 494092, 679988, 17169697, 34339394, 68678788]

約数ペア:

[(1, 68678788), (2, 34339394), (4, 17169697), (101, 679988), (139, 494092), (202, 339994), (278, 247046), (404, 169997), (556, 123523), (1223, 56156), (2446, 28078), (4892, 14039)]