7987833

素因数分解:

$3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:386

約数の個数: 36

約数和(自身を含む): 13693680

約数和(自身を除く): 5705847

約数列:

[1, 3, 7, 9, 21, 49, 59, 63, 147, 177, 307, 413, 441, 531, 921, 1239, 2149, 2763, 2891, 3717, 6447, 8673, 15043, 18113, 19341, 26019, 45129, 54339, 126791, 135387, 163017, 380373, 887537, 1141119, 2662611, 7987833]

約数ペア:

[(1, 7987833), (3, 2662611), (7, 1141119), (9, 887537), (21, 380373), (49, 163017), (59, 135387), (63, 126791), (147, 54339), (177, 45129), (307, 26019), (413, 19341), (441, 18113), (531, 15043), (921, 8673), (1239, 6447), (2149, 3717), (2763, 2891)]