996936479

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{2591}}^1$

素因数の和:2891

約数の個数: 32

約数和(自身を含む): 1313832960

約数和(自身を除く): 316896481

約数列:

[1, 7, 11, 19, 77, 133, 209, 263, 1463, 1841, 2591, 2893, 4997, 18137, 20251, 28501, 34979, 49229, 54967, 199507, 344603, 384769, 541519, 681433, 3790633, 4770031, 7495763, 12947227, 52470341, 90630589, 142419497, 996936479]

約数ペア:

[(1, 996936479), (7, 142419497), (11, 90630589), (19, 52470341), (77, 12947227), (133, 7495763), (209, 4770031), (263, 3790633), (1463, 681433), (1841, 541519), (2591, 384769), (2893, 344603), (4997, 199507), (18137, 54967), (20251, 49229), (28501, 34979)]