17240013

素因数分解:

$3^3\times 7^2\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 30260160

約数和(自身を除く): 13020147

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 83, 147, 157, 189, 249, 441, 471, 581, 747, 1099, 1323, 1413, 1743, 2241, 3297, 4067, 4239, 5229, 7693, 9891, 12201, 13031, 15687, 23079, 29673, 36603, 39093, 69237, 91217, 109809, 117279, 207711, 273651, 351837, 638519, 820953, 1915557, 2462859, 5746671, 17240013]

約数ペア:

[(1, 17240013), (3, 5746671), (7, 2462859), (9, 1915557), (21, 820953), (27, 638519), (49, 351837), (63, 273651), (83, 207711), (147, 117279), (157, 109809), (189, 91217), (249, 69237), (441, 39093), (471, 36603), (581, 29673), (747, 23079), (1099, 15687), (1323, 13031), (1413, 12201), (1743, 9891), (2241, 7693), (3297, 5229), (4067, 4239)]