2099851929

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{571}}^1$

素因数の和:891

約数の個数: 72

約数和(自身を含む): 3662081280

約数和(自身を除く): 1562229351

約数列:

[1, 3, 7, 9, 21, 31, 49, 63, 93, 147, 217, 269, 279, 441, 571, 651, 807, 1519, 1713, 1883, 1953, 2421, 3997, 4557, 5139, 5649, 8339, 11991, 13181, 13671, 16947, 17701, 25017, 27979, 35973, 39543, 53103, 58373, 75051, 83937, 118629, 123907, 153599, 159309, 175119, 251811, 371721, 408611, 460797, 525357, 867349, 1075193, 1115163, 1225833, 1382391, 2602047, 3225579, 3677499, 4761569, 7526351, 7806141, 9676737, 14284707, 22579053, 33330983, 42854121, 67737159, 99992949, 233316881, 299978847, 699950643, 2099851929]

約数ペア:

[(1, 2099851929), (3, 699950643), (7, 299978847), (9, 233316881), (21, 99992949), (31, 67737159), (49, 42854121), (63, 33330983), (93, 22579053), (147, 14284707), (217, 9676737), (269, 7806141), (279, 7526351), (441, 4761569), (571, 3677499), (651, 3225579), (807, 2602047), (1519, 1382391), (1713, 1225833), (1883, 1115163), (1953, 1075193), (2421, 867349), (3997, 525357), (4557, 460797), (5139, 408611), (5649, 371721), (8339, 251811), (11991, 175119), (13181, 159309), (13671, 153599), (16947, 123907), (17701, 118629), (25017, 83937), (27979, 75051), (35973, 58373), (39543, 53103)]