388655246

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{2917}}^1$

素因数の和:3264

約数の個数: 32

約数和(自身を含む): 690235392

約数和(自身を除く): 301580146

約数列:

[1, 2, 7, 14, 31, 62, 217, 307, 434, 614, 2149, 2917, 4298, 5834, 9517, 19034, 20419, 40838, 66619, 90427, 133238, 180854, 632989, 895519, 1265978, 1791038, 6268633, 12537266, 27761089, 55522178, 194327623, 388655246]

約数ペア:

[(1, 388655246), (2, 194327623), (7, 55522178), (14, 27761089), (31, 12537266), (62, 6268633), (217, 1791038), (307, 1265978), (434, 895519), (614, 632989), (2149, 180854), (2917, 133238), (4298, 90427), (5834, 66619), (9517, 40838), (19034, 20419)]