40778282

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{1361}}^1$

素因数の和:1645

約数の個数: 16

約数和(自身を含む): 62368704

約数和(自身を除く): 21590422

約数列:

[1, 2, 71, 142, 211, 422, 1361, 2722, 14981, 29962, 96631, 193262, 287171, 574342, 20389141, 40778282]

約数ペア:

[(1, 40778282), (2, 20389141), (71, 574342), (142, 287171), (211, 193262), (422, 96631), (1361, 29962), (2722, 14981)]