81010449

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{719}}^1$

素因数の和:851

約数の個数: 40

約数和(自身を含む): 131725440

約数和(自身を除く): 50714991

約数列:

[1, 3, 9, 13, 27, 39, 81, 107, 117, 321, 351, 719, 963, 1053, 1391, 2157, 2889, 4173, 6471, 8667, 9347, 12519, 19413, 28041, 37557, 58239, 76933, 84123, 112671, 230799, 252369, 692397, 757107, 1000129, 2077191, 3000387, 6231573, 9001161, 27003483, 81010449]

約数ペア:

[(1, 81010449), (3, 27003483), (9, 9001161), (13, 6231573), (27, 3000387), (39, 2077191), (81, 1000129), (107, 757107), (117, 692397), (321, 252369), (351, 230799), (719, 112671), (963, 84123), (1053, 76933), (1391, 58239), (2157, 37557), (2889, 28041), (4173, 19413), (6471, 12519), (8667, 9347)]