16069991

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 20205360

約数和(自身を除く): 4135369

約数列:

[1, 7, 19, 41, 49, 133, 287, 421, 779, 931, 2009, 2947, 5453, 7999, 17261, 20629, 38171, 55993, 120827, 327959, 391951, 845789, 2295713, 16069991]

約数ペア:

[(1, 16069991), (7, 2295713), (19, 845789), (41, 391951), (49, 327959), (133, 120827), (287, 55993), (421, 38171), (779, 20629), (931, 17261), (2009, 7999), (2947, 5453)]