397719927

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{8387}}^1$

素因数の和:8883

約数の個数: 24

約数和(自身を含む): 628093440

約数和(自身を除く): 230373513

約数列:

[1, 3, 9, 11, 33, 99, 479, 1437, 4311, 5269, 8387, 15807, 25161, 47421, 75483, 92257, 276771, 830313, 4017373, 12052119, 36156357, 44191103, 132573309, 397719927]

約数ペア:

[(1, 397719927), (3, 132573309), (9, 44191103), (11, 36156357), (33, 12052119), (99, 4017373), (479, 830313), (1437, 276771), (4311, 92257), (5269, 75483), (8387, 47421), (15807, 25161)]