260172339

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{34319}}^1$

素因数の和:34367

約数の個数: 24

約数和(自身を含む): 418429440

約数和(自身を除く): 158257101

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 7581, 34319, 102957, 240233, 652061, 720699, 1956183, 4564427, 12389159, 13693281, 37167477, 86724113, 260172339]

約数ペア:

[(1, 260172339), (3, 86724113), (7, 37167477), (19, 13693281), (21, 12389159), (57, 4564427), (133, 1956183), (361, 720699), (399, 652061), (1083, 240233), (2527, 102957), (7581, 34319)]