1617366621

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{128393}}^1$

素因数の和:128445

約数の個数: 32

約数和(自身を含む): 2588423040

約数和(自身を除く): 971056419

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 221, 247, 323, 663, 741, 969, 4199, 12597, 128393, 385179, 1669109, 2182681, 2439467, 5007327, 6548043, 7318401, 28374853, 31713071, 41470939, 85124559, 95139213, 124412817, 539122207, 1617366621]

約数ペア:

[(1, 1617366621), (3, 539122207), (13, 124412817), (17, 95139213), (19, 85124559), (39, 41470939), (51, 31713071), (57, 28374853), (221, 7318401), (247, 6548043), (323, 5007327), (663, 2439467), (741, 2182681), (969, 1669109), (4199, 385179), (12597, 128393)]