51201891

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{877}}^1$

素因数の和:1395

約数の個数: 24

約数和(自身を含む): 79898000

約数和(自身を除く): 28696109

約数列:

[1, 3, 9, 13, 39, 117, 499, 877, 1497, 2631, 4491, 6487, 7893, 11401, 19461, 34203, 58383, 102609, 437623, 1312869, 3938607, 5689099, 17067297, 51201891]

約数ペア:

[(1, 51201891), (3, 17067297), (9, 5689099), (13, 3938607), (39, 1312869), (117, 437623), (499, 102609), (877, 58383), (1497, 34203), (2631, 19461), (4491, 11401), (6487, 7893)]