388677588

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2491523}}^1$

素因数の和:2491543

約数の個数: 24

約数和(自身を含む): 976677408

約数和(自身を除く): 587999820

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 2491523, 4983046, 7474569, 9966092, 14949138, 29898276, 32389799, 64779598, 97169397, 129559196, 194338794, 388677588]

約数ペア:

[(1, 388677588), (2, 194338794), (3, 129559196), (4, 97169397), (6, 64779598), (12, 32389799), (13, 29898276), (26, 14949138), (39, 9966092), (52, 7474569), (78, 4983046), (156, 2491523)]