20161325757

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{14159}}^1$

素因数の和:14505

約数の個数: 32

約数和(自身を含む): 28318187520

約数和(自身を除く): 8156861763

約数列:

[1, 3, 31, 61, 93, 183, 251, 753, 1891, 5673, 7781, 14159, 15311, 23343, 42477, 45933, 438929, 474641, 863699, 1316787, 1423923, 2591097, 3553909, 10661727, 26774669, 80324007, 110171179, 216788449, 330513537, 650365347, 6720441919, 20161325757]

約数ペア:

[(1, 20161325757), (3, 6720441919), (31, 650365347), (61, 330513537), (93, 216788449), (183, 110171179), (251, 80324007), (753, 26774669), (1891, 10661727), (5673, 3553909), (7781, 2591097), (14159, 1423923), (15311, 1316787), (23343, 863699), (42477, 474641), (45933, 438929)]