12708605

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:126

約数の個数: 64

約数和(自身を含む): 20901888

約数和(自身を除く): 8193283

約数列:

[1, 5, 7, 13, 17, 31, 35, 53, 65, 85, 91, 119, 155, 217, 221, 265, 371, 403, 455, 527, 595, 689, 901, 1085, 1105, 1547, 1643, 1855, 2015, 2635, 2821, 3445, 3689, 4505, 4823, 6307, 6851, 7735, 8215, 11501, 11713, 14105, 18445, 21359, 24115, 27931, 31535, 34255, 47957, 57505, 58565, 81991, 106795, 139655, 149513, 195517, 239785, 363103, 409955, 747565, 977585, 1815515, 2541721, 12708605]

約数ペア:

[(1, 12708605), (5, 2541721), (7, 1815515), (13, 977585), (17, 747565), (31, 409955), (35, 363103), (53, 239785), (65, 195517), (85, 149513), (91, 139655), (119, 106795), (155, 81991), (217, 58565), (221, 57505), (265, 47957), (371, 34255), (403, 31535), (455, 27931), (527, 24115), (595, 21359), (689, 18445), (901, 14105), (1085, 11713), (1105, 11501), (1547, 8215), (1643, 7735), (1855, 6851), (2015, 6307), (2635, 4823), (2821, 4505), (3445, 3689)]