90639794

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:614

約数の個数: 32

約数和(自身を含む): 158146560

約数和(自身を除く): 67506766

約数列:

[1, 2, 7, 14, 103, 206, 239, 263, 478, 526, 721, 1442, 1673, 1841, 3346, 3682, 24617, 27089, 49234, 54178, 62857, 125714, 172319, 189623, 344638, 379246, 439999, 879998, 6474271, 12948542, 45319897, 90639794]

約数ペア:

[(1, 90639794), (2, 45319897), (7, 12948542), (14, 6474271), (103, 879998), (206, 439999), (239, 379246), (263, 344638), (478, 189623), (526, 172319), (721, 125714), (1442, 62857), (1673, 54178), (1841, 49234), (3346, 27089), (3682, 24617)]