643408192

素因数分解:

$2^6\times 7^1\times {\mathrm{47}}^1\times {\mathrm{30557}}^1$

素因数の和:30623

約数の個数: 56

約数和(自身を含む): 1490252544

約数和(自身を除く): 846844352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 94, 112, 188, 224, 329, 376, 448, 658, 752, 1316, 1504, 2632, 3008, 5264, 10528, 21056, 30557, 61114, 122228, 213899, 244456, 427798, 488912, 855596, 977824, 1436179, 1711192, 1955648, 2872358, 3422384, 5744716, 6844768, 10053253, 11489432, 13689536, 20106506, 22978864, 40213012, 45957728, 80426024, 91915456, 160852048, 321704096, 643408192]

約数ペア:

[(1, 643408192), (2, 321704096), (4, 160852048), (7, 91915456), (8, 80426024), (14, 45957728), (16, 40213012), (28, 22978864), (32, 20106506), (47, 13689536), (56, 11489432), (64, 10053253), (94, 6844768), (112, 5744716), (188, 3422384), (224, 2872358), (329, 1955648), (376, 1711192), (448, 1436179), (658, 977824), (752, 855596), (1316, 488912), (1504, 427798), (2632, 244456), (3008, 213899), (5264, 122228), (10528, 61114), (21056, 30557)]