399242585

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1\times {\mathrm{463}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 558047232

約数和(自身を除く): 158804647

約数列:

[1, 5, 7, 35, 71, 347, 355, 463, 497, 1735, 2315, 2429, 2485, 3241, 12145, 16205, 24637, 32873, 123185, 160661, 164365, 172459, 230111, 803305, 862295, 1124627, 1150555, 5623135, 11406931, 57034655, 79848517, 399242585]

約数ペア:

[(1, 399242585), (5, 79848517), (7, 57034655), (35, 11406931), (71, 5623135), (347, 1150555), (355, 1124627), (463, 862295), (497, 803305), (1735, 230111), (2315, 172459), (2429, 164365), (2485, 160661), (3241, 123185), (12145, 32873), (16205, 24637)]