290350185

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{7523}}^1$

素因数の和:7645

約数の個数: 32

約数和(自身を含む): 485388288

約数和(自身を除く): 195038103

約数列:

[1, 3, 5, 15, 31, 83, 93, 155, 249, 415, 465, 1245, 2573, 7523, 7719, 12865, 22569, 37615, 38595, 112845, 233213, 624409, 699639, 1166065, 1873227, 3122045, 3498195, 9366135, 19356679, 58070037, 96783395, 290350185]

約数ペア:

[(1, 290350185), (3, 96783395), (5, 58070037), (15, 19356679), (31, 9366135), (83, 3498195), (93, 3122045), (155, 1873227), (249, 1166065), (415, 699639), (465, 624409), (1245, 233213), (2573, 112845), (7523, 38595), (7719, 37615), (12865, 22569)]