87990182

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:477

約数の個数: 48

約数和(自身を含む): 160302240

約数和(自身を除く): 72312058

約数列:

[1, 2, 7, 14, 41, 49, 61, 82, 98, 122, 287, 359, 427, 574, 718, 854, 2009, 2501, 2513, 2989, 4018, 5002, 5026, 5978, 14719, 17507, 17591, 21899, 29438, 35014, 35182, 43798, 103033, 122549, 153293, 206066, 245098, 306586, 721231, 897859, 1073051, 1442462, 1795718, 2146102, 6285013, 12570026, 43995091, 87990182]

約数ペア:

[(1, 87990182), (2, 43995091), (7, 12570026), (14, 6285013), (41, 2146102), (49, 1795718), (61, 1442462), (82, 1073051), (98, 897859), (122, 721231), (287, 306586), (359, 245098), (427, 206066), (574, 153293), (718, 122549), (854, 103033), (2009, 43798), (2501, 35182), (2513, 35014), (2989, 29438), (4018, 21899), (5002, 17591), (5026, 17507), (5978, 14719)]