2015019741

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1931}}^1$

素因数の和:2074

約数の個数: 64

約数和(自身を含む): 3383009280

約数和(自身を除く): 1367989539

約数列:

[1, 3, 7, 17, 21, 37, 51, 79, 111, 119, 237, 259, 357, 553, 629, 777, 1343, 1659, 1887, 1931, 2923, 4029, 4403, 5793, 8769, 9401, 13209, 13517, 20461, 28203, 32827, 40551, 49691, 61383, 71447, 98481, 149073, 152549, 214341, 229789, 347837, 457647, 500129, 689367, 1043511, 1067843, 1214599, 1500387, 2593333, 3203529, 3643797, 5644313, 7779999, 8502193, 16932939, 18153331, 25506579, 39510191, 54459993, 95953321, 118530573, 287859963, 671673247, 2015019741]

約数ペア:

[(1, 2015019741), (3, 671673247), (7, 287859963), (17, 118530573), (21, 95953321), (37, 54459993), (51, 39510191), (79, 25506579), (111, 18153331), (119, 16932939), (237, 8502193), (259, 7779999), (357, 5644313), (553, 3643797), (629, 3203529), (777, 2593333), (1343, 1500387), (1659, 1214599), (1887, 1067843), (1931, 1043511), (2923, 689367), (4029, 500129), (4403, 457647), (5793, 347837), (8769, 229789), (9401, 214341), (13209, 152549), (13517, 149073), (20461, 98481), (28203, 71447), (32827, 61383), (40551, 49691)]