12709216

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:383

約数の個数: 48

約数和(自身を含む): 27264384

約数和(自身を除く): 14555168

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 137, 208, 223, 274, 416, 446, 548, 892, 1096, 1781, 1784, 2192, 2899, 3562, 3568, 4384, 5798, 7124, 7136, 11596, 14248, 23192, 28496, 30551, 46384, 56992, 61102, 92768, 122204, 244408, 397163, 488816, 794326, 977632, 1588652, 3177304, 6354608, 12709216]

約数ペア:

[(1, 12709216), (2, 6354608), (4, 3177304), (8, 1588652), (13, 977632), (16, 794326), (26, 488816), (32, 397163), (52, 244408), (104, 122204), (137, 92768), (208, 61102), (223, 56992), (274, 46384), (416, 30551), (446, 28496), (548, 23192), (892, 14248), (1096, 11596), (1781, 7136), (1784, 7124), (2192, 5798), (2899, 4384), (3562, 3568)]