257942746

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{295129}}^1$

素因数の和:295173

約数の個数: 16

約数和(自身を含む): 424987200

約数和(自身を除く): 167044454

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 295129, 590258, 5607451, 6787967, 11214902, 13575934, 128971373, 257942746]

約数ペア:

[(1, 257942746), (2, 128971373), (19, 13575934), (23, 11214902), (38, 6787967), (46, 5607451), (437, 590258), (874, 295129)]