2285577

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:187

約数の個数: 40

約数和(自身を含む): 4065600

約数和(自身を除く): 1780023

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 139, 189, 203, 261, 417, 567, 609, 783, 973, 1251, 1827, 2349, 2919, 3753, 4031, 5481, 8757, 11259, 12093, 16443, 26271, 28217, 36279, 78813, 84651, 108837, 253953, 326511, 761859, 2285577]

約数ペア:

[(1, 2285577), (3, 761859), (7, 326511), (9, 253953), (21, 108837), (27, 84651), (29, 78813), (63, 36279), (81, 28217), (87, 26271), (139, 16443), (189, 12093), (203, 11259), (261, 8757), (417, 5481), (567, 4031), (609, 3753), (783, 2919), (973, 2349), (1251, 1827)]