165628505

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{521}}^1$

素因数の和:857

約数の個数: 32

約数和(自身を含む): 235726848

約数和(自身を除く): 70098343

約数列:

[1, 5, 7, 31, 35, 155, 217, 293, 521, 1085, 1465, 2051, 2605, 3647, 9083, 10255, 16151, 18235, 45415, 63581, 80755, 113057, 152653, 317905, 565285, 763265, 1068571, 4732243, 5342855, 23661215, 33125701, 165628505]

約数ペア:

[(1, 165628505), (5, 33125701), (7, 23661215), (31, 5342855), (35, 4732243), (155, 1068571), (217, 763265), (293, 565285), (521, 317905), (1085, 152653), (1465, 113057), (2051, 80755), (2605, 63581), (3647, 45415), (9083, 18235), (10255, 16151)]