49907907

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 80

約数和(自身を含む): 91998720

約数和(自身を除く): 42090813

約数列:

[1, 3, 7, 9, 21, 23, 27, 43, 63, 69, 81, 89, 129, 161, 189, 207, 267, 301, 387, 483, 567, 621, 623, 801, 903, 989, 1161, 1449, 1863, 1869, 2047, 2403, 2709, 2967, 3483, 3827, 4347, 5607, 6141, 6923, 7209, 8127, 8901, 11481, 13041, 14329, 16821, 18423, 20769, 24381, 26703, 26789, 34443, 42987, 50463, 55269, 62307, 80109, 80367, 88021, 103329, 128961, 165807, 186921, 241101, 264063, 309987, 386883, 560763, 616147, 723303, 792189, 1160649, 1848441, 2169909, 2376567, 5545323, 7129701, 16635969, 49907907]

約数ペア:

[(1, 49907907), (3, 16635969), (7, 7129701), (9, 5545323), (21, 2376567), (23, 2169909), (27, 1848441), (43, 1160649), (63, 792189), (69, 723303), (81, 616147), (89, 560763), (129, 386883), (161, 309987), (189, 264063), (207, 241101), (267, 186921), (301, 165807), (387, 128961), (483, 103329), (567, 88021), (621, 80367), (623, 80109), (801, 62307), (903, 55269), (989, 50463), (1161, 42987), (1449, 34443), (1863, 26789), (1869, 26703), (2047, 24381), (2403, 20769), (2709, 18423), (2967, 16821), (3483, 14329), (3827, 13041), (4347, 11481), (5607, 8901), (6141, 8127), (6923, 7209)]