7259889

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 12640320

約数和(自身を除く): 5380431

約数列:

[1, 3, 7, 13, 21, 29, 39, 49, 87, 91, 131, 147, 203, 273, 377, 393, 609, 637, 917, 1131, 1421, 1703, 1911, 2639, 2751, 3799, 4263, 5109, 6419, 7917, 11397, 11921, 18473, 19257, 26593, 35763, 49387, 55419, 79779, 83447, 148161, 186151, 250341, 345709, 558453, 1037127, 2419963, 7259889]

約数ペア:

[(1, 7259889), (3, 2419963), (7, 1037127), (13, 558453), (21, 345709), (29, 250341), (39, 186151), (49, 148161), (87, 83447), (91, 79779), (131, 55419), (147, 49387), (203, 35763), (273, 26593), (377, 19257), (393, 18473), (609, 11921), (637, 11397), (917, 7917), (1131, 6419), (1421, 5109), (1703, 4263), (1911, 3799), (2639, 2751)]