40120073

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{367}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 49335552

約数和(自身を除く): 9215479

約数列:

[1, 7, 23, 49, 97, 161, 367, 679, 1127, 2231, 2569, 4753, 8441, 15617, 17983, 35599, 59087, 109319, 249193, 413609, 818777, 1744351, 5731439, 40120073]

約数ペア:

[(1, 40120073), (7, 5731439), (23, 1744351), (49, 818777), (97, 413609), (161, 249193), (367, 109319), (679, 59087), (1127, 35599), (2231, 17983), (2569, 15617), (4753, 8441)]