42420035

素因数分解:

$5^1\times 7^2\times {\mathrm{41}}^2\times {\mathrm{103}}^1$

素因数の和:204

約数の個数: 36

約数和(自身を含む): 61283664

約数和(自身を除く): 18863629

約数列:

[1, 5, 7, 35, 41, 49, 103, 205, 245, 287, 515, 721, 1435, 1681, 2009, 3605, 4223, 5047, 8405, 10045, 11767, 21115, 25235, 29561, 58835, 82369, 147805, 173143, 206927, 411845, 865715, 1034635, 1212001, 6060005, 8484007, 42420035]

約数ペア:

[(1, 42420035), (5, 8484007), (7, 6060005), (35, 1212001), (41, 1034635), (49, 865715), (103, 411845), (205, 206927), (245, 173143), (287, 147805), (515, 82369), (721, 58835), (1435, 29561), (1681, 25235), (2009, 21115), (3605, 11767), (4223, 10045), (5047, 8405)]