31236128

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1811}}^1$

素因数の和:1846

約数の個数: 72

約数和(自身を含む): 78082704

約数和(自身を除く): 46846576

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 224, 308, 352, 392, 539, 616, 784, 1078, 1232, 1568, 1811, 2156, 2464, 3622, 4312, 7244, 8624, 12677, 14488, 17248, 19921, 25354, 28976, 39842, 50708, 57952, 79684, 88739, 101416, 139447, 159368, 177478, 202832, 278894, 318736, 354956, 405664, 557788, 637472, 709912, 976129, 1115576, 1419824, 1952258, 2231152, 2839648, 3904516, 4462304, 7809032, 15618064, 31236128]

約数ペア:

[(1, 31236128), (2, 15618064), (4, 7809032), (7, 4462304), (8, 3904516), (11, 2839648), (14, 2231152), (16, 1952258), (22, 1419824), (28, 1115576), (32, 976129), (44, 709912), (49, 637472), (56, 557788), (77, 405664), (88, 354956), (98, 318736), (112, 278894), (154, 202832), (176, 177478), (196, 159368), (224, 139447), (308, 101416), (352, 88739), (392, 79684), (539, 57952), (616, 50708), (784, 39842), (1078, 28976), (1232, 25354), (1568, 19921), (1811, 17248), (2156, 14488), (2464, 12677), (3622, 8624), (4312, 7244)]