219319191

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3881}}^1$

素因数の和:3933

約数の個数: 64

約数和(自身を含む): 417392640

約数和(自身を除く): 198073449

約数列:

[1, 3, 7, 9, 13, 21, 23, 27, 39, 63, 69, 91, 117, 161, 189, 207, 273, 299, 351, 483, 621, 819, 897, 1449, 2093, 2457, 2691, 3881, 4347, 6279, 8073, 11643, 18837, 27167, 34929, 50453, 56511, 81501, 89263, 104787, 151359, 244503, 267789, 353171, 454077, 624841, 733509, 803367, 1059513, 1160419, 1362231, 1874523, 2410101, 3178539, 3481257, 5623569, 8122933, 9535617, 10443771, 16870707, 24368799, 31331313, 73106397, 219319191]

約数ペア:

[(1, 219319191), (3, 73106397), (7, 31331313), (9, 24368799), (13, 16870707), (21, 10443771), (23, 9535617), (27, 8122933), (39, 5623569), (63, 3481257), (69, 3178539), (91, 2410101), (117, 1874523), (161, 1362231), (189, 1160419), (207, 1059513), (273, 803367), (299, 733509), (351, 624841), (483, 454077), (621, 353171), (819, 267789), (897, 244503), (1449, 151359), (2093, 104787), (2457, 89263), (2691, 81501), (3881, 56511), (4347, 50453), (6279, 34929), (8073, 27167), (11643, 18837)]