978171415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{885223}}^1$

素因数の和:885258

約数の個数: 16

約数和(自身を含む): 1338458688

約数和(自身を除く): 360287273

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 885223, 4426115, 11507899, 15048791, 57539495, 75243955, 195634283, 978171415]

約数ペア:

[(1, 978171415), (5, 195634283), (13, 75243955), (17, 57539495), (65, 15048791), (85, 11507899), (221, 4426115), (1105, 885223)]