78138963

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2251}}^1$

素因数の和:2312

約数の個数: 48

約数和(自身を含む): 140524800

約数和(自身を除く): 62385837

約数列:

[1, 3, 7, 9, 19, 21, 29, 57, 63, 87, 133, 171, 203, 261, 399, 551, 609, 1197, 1653, 1827, 2251, 3857, 4959, 6753, 11571, 15757, 20259, 34713, 42769, 47271, 65279, 128307, 141813, 195837, 299383, 384921, 456953, 587511, 898149, 1240301, 1370859, 2694447, 3720903, 4112577, 8682107, 11162709, 26046321, 78138963]

約数ペア:

[(1, 78138963), (3, 26046321), (7, 11162709), (9, 8682107), (19, 4112577), (21, 3720903), (29, 2694447), (57, 1370859), (63, 1240301), (87, 898149), (133, 587511), (171, 456953), (203, 384921), (261, 299383), (399, 195837), (551, 141813), (609, 128307), (1197, 65279), (1653, 47271), (1827, 42769), (2251, 34713), (3857, 20259), (4959, 15757), (6753, 11571)]