72211895

素因数分解:

$5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{4787}}^1$

素因数の和:5230

約数の個数: 16

約数和(自身を含む): 99283968

約数和(自身を除く): 27072073

約数列:

[1, 5, 7, 35, 431, 2155, 3017, 4787, 15085, 23935, 33509, 167545, 2063197, 10315985, 14442379, 72211895]

約数ペア:

[(1, 72211895), (5, 14442379), (7, 10315985), (35, 2063197), (431, 167545), (2155, 33509), (3017, 23935), (4787, 15085)]