28316704

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1583}}^1$

素因数の和:1649

約数の個数: 48

約数和(自身を含む): 61471872

約数和(自身を除く): 33155168

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1376, 1583, 2236, 3166, 4472, 6332, 8944, 12664, 17888, 20579, 25328, 41158, 50656, 68069, 82316, 136138, 164632, 272276, 329264, 544552, 658528, 884897, 1089104, 1769794, 2178208, 3539588, 7079176, 14158352, 28316704]

約数ペア:

[(1, 28316704), (2, 14158352), (4, 7079176), (8, 3539588), (13, 2178208), (16, 1769794), (26, 1089104), (32, 884897), (43, 658528), (52, 544552), (86, 329264), (104, 272276), (172, 164632), (208, 136138), (344, 82316), (416, 68069), (559, 50656), (688, 41158), (1118, 25328), (1376, 20579), (1583, 17888), (2236, 12664), (3166, 8944), (4472, 6332)]