42170878

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{4993}}^1$

素因数の和:5139

約数の個数: 16

約数和(自身を含む): 65441376

約数和(自身を除く): 23270498

約数列:

[1, 2, 41, 82, 103, 206, 4223, 4993, 8446, 9986, 204713, 409426, 514279, 1028558, 21085439, 42170878]

約数ペア:

[(1, 42170878), (2, 21085439), (41, 1028558), (82, 514279), (103, 409426), (206, 204713), (4223, 9986), (4993, 8446)]