12699505

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 20027520

約数和(自身を除く): 7328015

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 113, 133, 169, 247, 455, 565, 665, 791, 845, 1183, 1235, 1469, 1729, 2147, 3211, 3955, 5915, 7345, 8645, 10283, 10735, 15029, 16055, 19097, 22477, 27911, 51415, 75145, 95485, 112385, 133679, 139555, 195377, 362843, 668395, 976885, 1814215, 2539901, 12699505]

約数ペア:

[(1, 12699505), (5, 2539901), (7, 1814215), (13, 976885), (19, 668395), (35, 362843), (65, 195377), (91, 139555), (95, 133679), (113, 112385), (133, 95485), (169, 75145), (247, 51415), (455, 27911), (565, 22477), (665, 19097), (791, 16055), (845, 15029), (1183, 10735), (1235, 10283), (1469, 8645), (1729, 7345), (2147, 5915), (3211, 3955)]