78925791

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{359}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 131673600

約数和(自身を除く): 52747809

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 359, 361, 399, 551, 609, 1077, 1083, 1653, 2513, 2527, 3857, 6821, 7539, 7581, 10411, 10469, 11571, 20463, 31233, 31407, 47747, 72877, 73283, 129599, 143241, 197809, 218631, 219849, 388797, 593427, 907193, 1384663, 2721579, 3758371, 4153989, 11275113, 26308597, 78925791]

約数ペア:

[(1, 78925791), (3, 26308597), (7, 11275113), (19, 4153989), (21, 3758371), (29, 2721579), (57, 1384663), (87, 907193), (133, 593427), (203, 388797), (359, 219849), (361, 218631), (399, 197809), (551, 143241), (609, 129599), (1077, 73283), (1083, 72877), (1653, 47747), (2513, 31407), (2527, 31233), (3857, 20463), (6821, 11571), (7539, 10469), (7581, 10411)]