861350004

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{257273}}^1$

素因数の和:257317

約数の個数: 48

約数和(自身を含む): 2305175040

約数和(自身を除く): 1443825036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 108, 124, 186, 279, 372, 558, 837, 1116, 1674, 3348, 257273, 514546, 771819, 1029092, 1543638, 2315457, 3087276, 4630914, 6946371, 7975463, 9261828, 13892742, 15950926, 23926389, 27785484, 31901852, 47852778, 71779167, 95705556, 143558334, 215337501, 287116668, 430675002, 861350004]

約数ペア:

[(1, 861350004), (2, 430675002), (3, 287116668), (4, 215337501), (6, 143558334), (9, 95705556), (12, 71779167), (18, 47852778), (27, 31901852), (31, 27785484), (36, 23926389), (54, 15950926), (62, 13892742), (93, 9261828), (108, 7975463), (124, 6946371), (186, 4630914), (279, 3087276), (372, 2315457), (558, 1543638), (837, 1029092), (1116, 771819), (1674, 514546), (3348, 257273)]