15978368

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1049}}^1$

素因数の和:1087

約数の個数: 64

約数和(自身を含む): 38556000

約数和(自身を除く): 22577632

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 272, 448, 476, 544, 896, 952, 1049, 1088, 1904, 2098, 2176, 3808, 4196, 7343, 7616, 8392, 14686, 15232, 16784, 17833, 29372, 33568, 35666, 58744, 67136, 71332, 117488, 124831, 134272, 142664, 234976, 249662, 285328, 469952, 499324, 570656, 939904, 998648, 1141312, 1997296, 2282624, 3994592, 7989184, 15978368]

約数ペア:

[(1, 15978368), (2, 7989184), (4, 3994592), (7, 2282624), (8, 1997296), (14, 1141312), (16, 998648), (17, 939904), (28, 570656), (32, 499324), (34, 469952), (56, 285328), (64, 249662), (68, 234976), (112, 142664), (119, 134272), (128, 124831), (136, 117488), (224, 71332), (238, 67136), (272, 58744), (448, 35666), (476, 33568), (544, 29372), (896, 17833), (952, 16784), (1049, 15232), (1088, 14686), (1904, 8392), (2098, 7616), (2176, 7343), (3808, 4196)]