39781155

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1439}}^1$

素因数の和:1563

約数の個数: 32

約数和(自身を含む): 67737600

約数和(自身を除く): 27956445

約数列:

[1, 3, 5, 15, 19, 57, 95, 97, 285, 291, 485, 1439, 1455, 1843, 4317, 5529, 7195, 9215, 21585, 27341, 27645, 82023, 136705, 139583, 410115, 418749, 697915, 2093745, 2652077, 7956231, 13260385, 39781155]

約数ペア:

[(1, 39781155), (3, 13260385), (5, 7956231), (15, 2652077), (19, 2093745), (57, 697915), (95, 418749), (97, 410115), (285, 139583), (291, 136705), (485, 82023), (1439, 27645), (1455, 27341), (1843, 21585), (4317, 9215), (5529, 7195)]