2788395915

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{599}}^1$

素因数の和:864

約数の個数: 64

約数和(自身を含む): 4744396800

約数和(自身を除く): 1956000885

約数列:

[1, 3, 5, 15, 23, 69, 103, 115, 131, 309, 345, 393, 515, 599, 655, 1545, 1797, 1965, 2369, 2995, 3013, 7107, 8985, 9039, 11845, 13493, 13777, 15065, 35535, 40479, 41331, 45195, 61697, 67465, 68885, 78469, 185091, 202395, 206655, 235407, 308485, 310339, 392345, 925455, 931017, 1177035, 1419031, 1551695, 1804787, 4257093, 4655085, 5414361, 7095155, 8082307, 9023935, 21285465, 24246921, 27071805, 40411535, 121234605, 185893061, 557679183, 929465305, 2788395915]

約数ペア:

[(1, 2788395915), (3, 929465305), (5, 557679183), (15, 185893061), (23, 121234605), (69, 40411535), (103, 27071805), (115, 24246921), (131, 21285465), (309, 9023935), (345, 8082307), (393, 7095155), (515, 5414361), (599, 4655085), (655, 4257093), (1545, 1804787), (1797, 1551695), (1965, 1419031), (2369, 1177035), (2995, 931017), (3013, 925455), (7107, 392345), (8985, 310339), (9039, 308485), (11845, 235407), (13493, 206655), (13777, 202395), (15065, 185091), (35535, 78469), (40479, 68885), (41331, 67465), (45195, 61697)]