9817983

素因数分解:

$3^3\times 7^2\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:245

約数の個数: 48

約数和(自身を含む): 17428320

約数和(自身を除く): 7610337

約数列:

[1, 3, 7, 9, 21, 27, 41, 49, 63, 123, 147, 181, 189, 287, 369, 441, 543, 861, 1107, 1267, 1323, 1629, 2009, 2583, 3801, 4887, 6027, 7421, 7749, 8869, 11403, 18081, 22263, 26607, 34209, 51947, 54243, 66789, 79821, 155841, 200367, 239463, 363629, 467523, 1090887, 1402569, 3272661, 9817983]

約数ペア:

[(1, 9817983), (3, 3272661), (7, 1402569), (9, 1090887), (21, 467523), (27, 363629), (41, 239463), (49, 200367), (63, 155841), (123, 79821), (147, 66789), (181, 54243), (189, 51947), (287, 34209), (369, 26607), (441, 22263), (543, 18081), (861, 11403), (1107, 8869), (1267, 7749), (1323, 7421), (1629, 6027), (2009, 4887), (2583, 3801)]