7485387

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3917}}^1$

素因数の和:3947

約数の個数: 24

約数和(自身を含む): 12506256

約数和(自身を除く): 5020869

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 3917, 11751, 27419, 50921, 82257, 152763, 191933, 356447, 575799, 1069341, 2495129, 7485387]

約数ペア:

[(1, 7485387), (3, 2495129), (7, 1069341), (13, 575799), (21, 356447), (39, 191933), (49, 152763), (91, 82257), (147, 50921), (273, 27419), (637, 11751), (1911, 3917)]