261806584

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{863}}^1\times {\mathrm{2917}}^1$

素因数の和:3799

約数の個数: 32

約数和(自身を含む): 529441920

約数和(自身を除く): 267635336

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 863, 1726, 2917, 3452, 5834, 6904, 11219, 11668, 22438, 23336, 37921, 44876, 75842, 89752, 151684, 303368, 2517371, 5034742, 10069484, 20138968, 32725823, 65451646, 130903292, 261806584]

約数ペア:

[(1, 261806584), (2, 130903292), (4, 65451646), (8, 32725823), (13, 20138968), (26, 10069484), (52, 5034742), (104, 2517371), (863, 303368), (1726, 151684), (2917, 89752), (3452, 75842), (5834, 44876), (6904, 37921), (11219, 23336), (11668, 22438)]