42881769

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{40039}}^1$

素因数の和:40069

約数の個数: 24

約数和(自身を含む): 74954880

約数和(自身を除く): 32073111

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 40039, 120117, 280273, 360351, 680663, 840819, 2041989, 2522457, 4764641, 6125967, 14293923, 42881769]

約数ペア:

[(1, 42881769), (3, 14293923), (7, 6125967), (9, 4764641), (17, 2522457), (21, 2041989), (51, 840819), (63, 680663), (119, 360351), (153, 280273), (357, 120117), (1071, 40039)]