1287974

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:295

約数の個数: 16

約数和(自身を含む): 2010960

約数和(自身を除く): 722986

約数列:

[1, 2, 41, 82, 113, 139, 226, 278, 4633, 5699, 9266, 11398, 15707, 31414, 643987, 1287974]

約数ペア:

[(1, 1287974), (2, 643987), (41, 31414), (82, 15707), (113, 11398), (139, 9266), (226, 5699), (278, 4633)]