40557391378

素因数分解:

$2^1\times 7^1\times {\mathrm{5237}}^1\times {\mathrm{553171}}^1$

素因数の和:558417

約数の個数: 16

約数和(自身を含む): 69540358464

約数和(自身を除く): 28982967086

約数列:

[1, 2, 7, 14, 5237, 10474, 36659, 73318, 553171, 1106342, 3872197, 7744394, 2896956527, 5793913054, 20278695689, 40557391378]

約数ペア:

[(1, 40557391378), (2, 20278695689), (7, 5793913054), (14, 2896956527), (5237, 7744394), (10474, 3872197), (36659, 1106342), (73318, 553171)]