2040017

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:141

約数の個数: 24

約数和(自身を含む): 2626560

約数和(自身を除く): 586543

約数列:

[1, 7, 17, 31, 49, 79, 119, 217, 527, 553, 833, 1343, 1519, 2449, 3689, 3871, 9401, 17143, 25823, 41633, 65807, 120001, 291431, 2040017]

約数ペア:

[(1, 2040017), (7, 291431), (17, 120001), (31, 65807), (49, 41633), (79, 25823), (119, 17143), (217, 9401), (527, 3871), (553, 3689), (833, 2449), (1343, 1519)]