1678131

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{683}}^1$

素因数の和:712

約数の個数: 32

約数和(自身を含む): 3064320

約数和(自身を除く): 1386189

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 683, 819, 2049, 2457, 4781, 6147, 8879, 14343, 18441, 26637, 43029, 62153, 79911, 129087, 186459, 239733, 559377, 1678131]

約数ペア:

[(1, 1678131), (3, 559377), (7, 239733), (9, 186459), (13, 129087), (21, 79911), (27, 62153), (39, 43029), (63, 26637), (91, 18441), (117, 14343), (189, 8879), (273, 6147), (351, 4781), (683, 2457), (819, 2049)]