80656569

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{337}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 139201920

約数和(自身を除く): 58545351

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 131, 203, 261, 337, 393, 609, 917, 1011, 1179, 1827, 2359, 2751, 3033, 3799, 7077, 8253, 9773, 11397, 21231, 26593, 29319, 34191, 44147, 68411, 79779, 87957, 132441, 205233, 239337, 309029, 397323, 615699, 927087, 1280263, 2781261, 3840789, 8961841, 11522367, 26885523, 80656569]

約数ペア:

[(1, 80656569), (3, 26885523), (7, 11522367), (9, 8961841), (21, 3840789), (29, 2781261), (63, 1280263), (87, 927087), (131, 615699), (203, 397323), (261, 309029), (337, 239337), (393, 205233), (609, 132441), (917, 87957), (1011, 79779), (1179, 68411), (1827, 44147), (2359, 34191), (2751, 29319), (3033, 26593), (3799, 21231), (7077, 11397), (8253, 9773)]