258486516

素因数分解:

$2^2\times 3^2\times {\mathrm{691}}^1\times {\mathrm{10391}}^1$

素因数の和:11092

約数の個数: 36

約数和(自身を含む): 654405024

約数和(自身を除く): 395918508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 691, 1382, 2073, 2764, 4146, 6219, 8292, 10391, 12438, 20782, 24876, 31173, 41564, 62346, 93519, 124692, 187038, 374076, 7180181, 14360362, 21540543, 28720724, 43081086, 64621629, 86162172, 129243258, 258486516]

約数ペア:

[(1, 258486516), (2, 129243258), (3, 86162172), (4, 64621629), (6, 43081086), (9, 28720724), (12, 21540543), (18, 14360362), (36, 7180181), (691, 374076), (1382, 187038), (2073, 124692), (2764, 93519), (4146, 62346), (6219, 41564), (8292, 31173), (10391, 24876), (12438, 20782)]