7242895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 10368000

約数和(自身を除く): 3125105

約数列:

[1, 5, 11, 19, 29, 55, 95, 145, 209, 239, 319, 551, 1045, 1195, 1595, 2629, 2755, 4541, 6061, 6931, 13145, 22705, 30305, 34655, 49951, 76241, 131689, 249755, 381205, 658445, 1448579, 7242895]

約数ペア:

[(1, 7242895), (5, 1448579), (11, 658445), (19, 381205), (29, 249755), (55, 131689), (95, 76241), (145, 49951), (209, 34655), (239, 30305), (319, 22705), (551, 13145), (1045, 6931), (1195, 6061), (1595, 4541), (2629, 2755)]