7947387

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1249}}^1$

素因数の和:1363

約数の個数: 24

約数和(自身を含む): 13260000

約数和(自身を除く): 5312613

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 707, 909, 1249, 2121, 3747, 6363, 8743, 11241, 26229, 78687, 126149, 378447, 883043, 1135341, 2649129, 7947387]

約数ペア:

[(1, 7947387), (3, 2649129), (7, 1135341), (9, 883043), (21, 378447), (63, 126149), (101, 78687), (303, 26229), (707, 11241), (909, 8743), (1249, 6363), (2121, 3747)]