668536

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:195

約数の個数: 32

約数和(自身を含む): 1399680

約数和(自身を除く): 731144

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 107, 142, 214, 284, 428, 568, 781, 856, 1177, 1562, 2354, 3124, 4708, 6248, 7597, 9416, 15194, 30388, 60776, 83567, 167134, 334268, 668536]

約数ペア:

[(1, 668536), (2, 334268), (4, 167134), (8, 83567), (11, 60776), (22, 30388), (44, 15194), (71, 9416), (88, 7597), (107, 6248), (142, 4708), (214, 3124), (284, 2354), (428, 1562), (568, 1177), (781, 856)]