72721226

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{4673}}^1$

素因数の和:4957

約数の個数: 16

約数和(自身を含む): 113073408

約数和(自身を除く): 40352182

約数列:

[1, 2, 31, 62, 251, 502, 4673, 7781, 9346, 15562, 144863, 289726, 1172923, 2345846, 36360613, 72721226]

約数ペア:

[(1, 72721226), (2, 36360613), (31, 2345846), (62, 1172923), (251, 289726), (502, 144863), (4673, 15562), (7781, 9346)]