2168778843

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{7883}}^1$

素因数の和:8304

約数の個数: 48

約数和(自身を含む): 3916014336

約数和(自身を除く): 1747235493

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 397, 693, 1191, 2779, 3573, 4367, 7883, 8337, 13101, 23649, 25011, 30569, 39303, 55181, 70947, 86713, 91707, 165543, 260139, 275121, 496629, 606991, 780417, 1820973, 3129551, 5462919, 9388653, 21906857, 28165959, 34425061, 65720571, 103275183, 197161713, 240975427, 309825549, 722926281, 2168778843]

約数ペア:

[(1, 2168778843), (3, 722926281), (7, 309825549), (9, 240975427), (11, 197161713), (21, 103275183), (33, 65720571), (63, 34425061), (77, 28165959), (99, 21906857), (231, 9388653), (397, 5462919), (693, 3129551), (1191, 1820973), (2779, 780417), (3573, 606991), (4367, 496629), (7883, 275121), (8337, 260139), (13101, 165543), (23649, 91707), (25011, 86713), (30569, 70947), (39303, 55181)]