66823991

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{4513}}^1$

素因数の和:4610

約数の個数: 16

約数和(自身を含む): 77351904

約数和(自身を除く): 10527913

約数列:

[1, 13, 17, 67, 221, 871, 1139, 4513, 14807, 58669, 76721, 302371, 997373, 3930823, 5140307, 66823991]

約数ペア:

[(1, 66823991), (13, 5140307), (17, 3930823), (67, 997373), (221, 302371), (871, 76721), (1139, 58669), (4513, 14807)]