81125037

素因数分解:

$3^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3607}}^1$

素因数の和:3647

約数の個数: 48

約数和(自身を含む): 148072320

約数和(自身を除く): 66947283

約数列:

[1, 3, 7, 9, 17, 21, 27, 49, 51, 63, 119, 147, 153, 189, 357, 441, 459, 833, 1071, 1323, 2499, 3213, 3607, 7497, 10821, 22491, 25249, 32463, 61319, 75747, 97389, 176743, 183957, 227241, 429233, 530229, 551871, 681723, 1287699, 1590687, 1655613, 3004631, 3863097, 4772061, 9013893, 11589291, 27041679, 81125037]

約数ペア:

[(1, 81125037), (3, 27041679), (7, 11589291), (9, 9013893), (17, 4772061), (21, 3863097), (27, 3004631), (49, 1655613), (51, 1590687), (63, 1287699), (119, 681723), (147, 551871), (153, 530229), (189, 429233), (357, 227241), (441, 183957), (459, 176743), (833, 97389), (1071, 75747), (1323, 61319), (2499, 32463), (3213, 25249), (3607, 22491), (7497, 10821)]