199149867

素因数分解:

$3^3\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1381}}^1$

素因数の和:1513

約数の個数: 48

約数和(自身を含む): 346605600

約数和(自身を除く): 147455733

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 109, 147, 189, 327, 441, 763, 981, 1323, 1381, 2289, 2943, 4143, 5341, 6867, 9667, 12429, 16023, 20601, 29001, 37287, 48069, 67669, 87003, 144207, 150529, 203007, 261009, 451587, 609021, 1053703, 1354761, 1827063, 3161109, 4064283, 7375921, 9483327, 22127763, 28449981, 66383289, 199149867]

約数ペア:

[(1, 199149867), (3, 66383289), (7, 28449981), (9, 22127763), (21, 9483327), (27, 7375921), (49, 4064283), (63, 3161109), (109, 1827063), (147, 1354761), (189, 1053703), (327, 609021), (441, 451587), (763, 261009), (981, 203007), (1323, 150529), (1381, 144207), (2289, 87003), (2943, 67669), (4143, 48069), (5341, 37287), (6867, 29001), (9667, 20601), (12429, 16023)]