28830277

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:385

約数の個数: 24

約数和(自身を含む): 35704800

約数和(自身を除く): 6874523

約数列:

[1, 7, 19, 49, 133, 173, 179, 931, 1211, 1253, 3287, 3401, 8477, 8771, 23009, 23807, 30967, 161063, 166649, 216769, 588373, 1517383, 4118611, 28830277]

約数ペア:

[(1, 28830277), (7, 4118611), (19, 1517383), (49, 588373), (133, 216769), (173, 166649), (179, 161063), (931, 30967), (1211, 23807), (1253, 23009), (3287, 8771), (3401, 8477)]