39790205

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{31}}^2$

素因数の和:107

約数の個数: 54

約数和(自身を含む): 62147898

約数和(自身を除く): 22357693

約数列:

[1, 5, 7, 13, 31, 35, 49, 65, 91, 155, 169, 217, 245, 403, 455, 637, 845, 961, 1085, 1183, 1519, 2015, 2821, 3185, 4805, 5239, 5915, 6727, 7595, 8281, 12493, 14105, 19747, 26195, 33635, 36673, 41405, 47089, 62465, 87451, 98735, 162409, 183365, 235445, 256711, 437255, 612157, 812045, 1136863, 1283555, 3060785, 5684315, 7958041, 39790205]

約数ペア:

[(1, 39790205), (5, 7958041), (7, 5684315), (13, 3060785), (31, 1283555), (35, 1136863), (49, 812045), (65, 612157), (91, 437255), (155, 256711), (169, 235445), (217, 183365), (245, 162409), (403, 98735), (455, 87451), (637, 62465), (845, 47089), (961, 41405), (1085, 36673), (1183, 33635), (1519, 26195), (2015, 19747), (2821, 14105), (3185, 12493), (4805, 8281), (5239, 7595), (5915, 6727)]