868363821

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43403}}^1$

素因数の和:43447

約数の個数: 40

約数和(自身を含む): 1470527520

約数和(自身を除く): 602163699

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 247, 351, 513, 741, 1053, 1539, 2223, 6669, 20007, 43403, 130209, 390627, 564239, 824657, 1171881, 1692717, 2473971, 3515643, 5078151, 7421913, 10720541, 15234453, 22265739, 32161623, 45703359, 66797217, 96484869, 289454607, 868363821]

約数ペア:

[(1, 868363821), (3, 289454607), (9, 96484869), (13, 66797217), (19, 45703359), (27, 32161623), (39, 22265739), (57, 15234453), (81, 10720541), (117, 7421913), (171, 5078151), (247, 3515643), (351, 2473971), (513, 1692717), (741, 1171881), (1053, 824657), (1539, 564239), (2223, 390627), (6669, 130209), (20007, 43403)]