17120943

素因数分解:

$3^3\times 7^2\times {\mathrm{12941}}^1$

素因数の和:12964

約数の個数: 24

約数和(自身を含む): 29507760

約数和(自身を除く): 12386817

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 12941, 38823, 90587, 116469, 271761, 349407, 634109, 815283, 1902327, 2445849, 5706981, 17120943]

約数ペア:

[(1, 17120943), (3, 5706981), (7, 2445849), (9, 1902327), (21, 815283), (27, 634109), (49, 349407), (63, 271761), (147, 116469), (189, 90587), (441, 38823), (1323, 12941)]