42505757

素因数分解:

$7^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1$

素因数の和:620

約数の個数: 16

約数和(自身を含む): 49459200

約数和(自身を除く): 6953443

約数列:

[1, 7, 127, 137, 349, 889, 959, 2443, 17399, 44323, 47813, 121793, 310261, 334691, 6072251, 42505757]

約数ペア:

[(1, 42505757), (7, 6072251), (127, 334691), (137, 310261), (349, 121793), (889, 47813), (959, 44323), (2443, 17399)]