49707828

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:413

約数の個数: 72

約数和(自身を含む): 130017888

約数和(自身を除く): 80310060

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 163, 172, 197, 258, 326, 387, 394, 489, 516, 591, 652, 774, 788, 978, 1182, 1467, 1548, 1773, 1956, 2364, 2934, 3546, 5868, 7009, 7092, 8471, 14018, 16942, 21027, 25413, 28036, 32111, 33884, 42054, 50826, 63081, 64222, 76239, 84108, 96333, 101652, 126162, 128444, 152478, 192666, 252324, 288999, 304956, 385332, 577998, 1155996, 1380773, 2761546, 4142319, 5523092, 8284638, 12426957, 16569276, 24853914, 49707828]

約数ペア:

[(1, 49707828), (2, 24853914), (3, 16569276), (4, 12426957), (6, 8284638), (9, 5523092), (12, 4142319), (18, 2761546), (36, 1380773), (43, 1155996), (86, 577998), (129, 385332), (163, 304956), (172, 288999), (197, 252324), (258, 192666), (326, 152478), (387, 128444), (394, 126162), (489, 101652), (516, 96333), (591, 84108), (652, 76239), (774, 64222), (788, 63081), (978, 50826), (1182, 42054), (1467, 33884), (1548, 32111), (1773, 28036), (1956, 25413), (2364, 21027), (2934, 16942), (3546, 14018), (5868, 8471), (7009, 7092)]