15561728

素因数分解:

$2^{10}\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1$

素因数の和:207

約数の個数: 88

約数和(自身を含む): 38516352

約数和(自身を除く): 22954624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 167, 182, 208, 224, 256, 334, 364, 416, 448, 512, 668, 728, 832, 896, 1024, 1169, 1336, 1456, 1664, 1792, 2171, 2338, 2672, 2912, 3328, 3584, 4342, 4676, 5344, 5824, 6656, 7168, 8684, 9352, 10688, 11648, 13312, 15197, 17368, 18704, 21376, 23296, 30394, 34736, 37408, 42752, 46592, 60788, 69472, 74816, 85504, 93184, 121576, 138944, 149632, 171008, 243152, 277888, 299264, 486304, 555776, 598528, 972608, 1111552, 1197056, 1945216, 2223104, 3890432, 7780864, 15561728]

約数ペア:

[(1, 15561728), (2, 7780864), (4, 3890432), (7, 2223104), (8, 1945216), (13, 1197056), (14, 1111552), (16, 972608), (26, 598528), (28, 555776), (32, 486304), (52, 299264), (56, 277888), (64, 243152), (91, 171008), (104, 149632), (112, 138944), (128, 121576), (167, 93184), (182, 85504), (208, 74816), (224, 69472), (256, 60788), (334, 46592), (364, 42752), (416, 37408), (448, 34736), (512, 30394), (668, 23296), (728, 21376), (832, 18704), (896, 17368), (1024, 15197), (1169, 13312), (1336, 11648), (1456, 10688), (1664, 9352), (1792, 8684), (2171, 7168), (2338, 6656), (2672, 5824), (2912, 5344), (3328, 4676), (3584, 4342)]