68437468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1153}}^1$

素因数の和:1258

約数の個数: 48

約数和(自身を含む): 139587840

約数和(自身を除く): 71150372

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 71, 76, 142, 209, 284, 418, 781, 836, 1153, 1349, 1562, 2306, 2698, 3124, 4612, 5396, 12683, 14839, 21907, 25366, 29678, 43814, 50732, 59356, 81863, 87628, 163726, 240977, 327452, 481954, 900493, 963908, 1555397, 1800986, 3110794, 3601972, 6221588, 17109367, 34218734, 68437468]

約数ペア:

[(1, 68437468), (2, 34218734), (4, 17109367), (11, 6221588), (19, 3601972), (22, 3110794), (38, 1800986), (44, 1555397), (71, 963908), (76, 900493), (142, 481954), (209, 327452), (284, 240977), (418, 163726), (781, 87628), (836, 81863), (1153, 59356), (1349, 50732), (1562, 43814), (2306, 29678), (2698, 25366), (3124, 21907), (4612, 14839), (5396, 12683)]