12807808

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 28274400

約数和(自身を除く): 15466592

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 128, 172, 179, 208, 344, 358, 416, 559, 688, 716, 832, 1118, 1376, 1432, 1664, 2236, 2327, 2752, 2864, 4472, 4654, 5504, 5728, 7697, 8944, 9308, 11456, 15394, 17888, 18616, 22912, 30788, 35776, 37232, 61576, 71552, 74464, 100061, 123152, 148928, 200122, 246304, 297856, 400244, 492608, 800488, 985216, 1600976, 3201952, 6403904, 12807808]

約数ペア:

[(1, 12807808), (2, 6403904), (4, 3201952), (8, 1600976), (13, 985216), (16, 800488), (26, 492608), (32, 400244), (43, 297856), (52, 246304), (64, 200122), (86, 148928), (104, 123152), (128, 100061), (172, 74464), (179, 71552), (208, 61576), (344, 37232), (358, 35776), (416, 30788), (559, 22912), (688, 18616), (716, 17888), (832, 15394), (1118, 11456), (1376, 9308), (1432, 8944), (1664, 7697), (2236, 5728), (2327, 5504), (2752, 4654), (2864, 4472)]