2187366811

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{28307}}^1$

素因数の和:28423

約数の個数: 24

約数和(自身を含む): 2710774080

約数和(自身を除く): 523407269

約数列:

[1, 7, 19, 49, 83, 133, 581, 931, 1577, 4067, 11039, 28307, 77273, 198149, 537833, 1387043, 2349481, 3764831, 16446367, 26353817, 44640139, 115124569, 312480973, 2187366811]

約数ペア:

[(1, 2187366811), (7, 312480973), (19, 115124569), (49, 44640139), (83, 26353817), (133, 16446367), (581, 3764831), (931, 2349481), (1577, 1387043), (4067, 537833), (11039, 198149), (28307, 77273)]