219316279

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1229}}^1$

素因数の和:1339

約数の個数: 32

約数和(自身を含む): 282683520

約数和(自身を除く): 63367241

約数列:

[1, 7, 13, 37, 53, 91, 259, 371, 481, 689, 1229, 1961, 3367, 4823, 8603, 13727, 15977, 25493, 45473, 65137, 111839, 178451, 318311, 455959, 591149, 846781, 2410069, 4138043, 5927467, 16870483, 31330897, 219316279]

約数ペア:

[(1, 219316279), (7, 31330897), (13, 16870483), (37, 5927467), (53, 4138043), (91, 2410069), (259, 846781), (371, 591149), (481, 455959), (689, 318311), (1229, 178451), (1961, 111839), (3367, 65137), (4823, 45473), (8603, 25493), (13727, 15977)]