74802721

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{3413}}^1$

素因数の和:3552

約数の個数: 16

約数和(自身を含む): 89146368

約数和(自身を除く): 14343647

約数列:

[1, 7, 31, 101, 217, 707, 3131, 3413, 21917, 23891, 105803, 344713, 740621, 2412991, 10686103, 74802721]

約数ペア:

[(1, 74802721), (7, 10686103), (31, 2412991), (101, 740621), (217, 344713), (707, 105803), (3131, 23891), (3413, 21917)]