1681291262

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{1259}}^1$

素因数の和:1497

約数の個数: 64

約数和(自身を含む): 3170119680

約数和(自身を除く): 1488828418

約数列:

[1, 2, 7, 14, 17, 31, 34, 62, 119, 181, 217, 238, 362, 434, 527, 1054, 1259, 1267, 2518, 2534, 3077, 3689, 5611, 6154, 7378, 8813, 11222, 17626, 21403, 21539, 39029, 39277, 42806, 43078, 78058, 78554, 95387, 149821, 190774, 227879, 273203, 299642, 455758, 546406, 663493, 667709, 1326986, 1335418, 1595153, 3190306, 3873943, 4644451, 7064249, 7747886, 9288902, 14128498, 27117601, 49449743, 54235202, 98899486, 120092233, 240184466, 840645631, 1681291262]

約数ペア:

[(1, 1681291262), (2, 840645631), (7, 240184466), (14, 120092233), (17, 98899486), (31, 54235202), (34, 49449743), (62, 27117601), (119, 14128498), (181, 9288902), (217, 7747886), (238, 7064249), (362, 4644451), (434, 3873943), (527, 3190306), (1054, 1595153), (1259, 1335418), (1267, 1326986), (2518, 667709), (2534, 663493), (3077, 546406), (3689, 455758), (5611, 299642), (6154, 273203), (7378, 227879), (8813, 190774), (11222, 149821), (17626, 95387), (21403, 78554), (21539, 78058), (39029, 43078), (39277, 42806)]