90630057

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{877}}^1$

素因数の和:950

約数の個数: 48

約数和(自身を含む): 152139840

約数和(自身を除く): 61509783

約数列:

[1, 3, 7, 19, 21, 37, 49, 57, 111, 133, 147, 259, 399, 703, 777, 877, 931, 1813, 2109, 2631, 2793, 4921, 5439, 6139, 14763, 16663, 18417, 32449, 34447, 42973, 49989, 97347, 103341, 116641, 128919, 227143, 349923, 616531, 681429, 816487, 1590001, 1849593, 2449461, 4315717, 4770003, 12947151, 30210019, 90630057]

約数ペア:

[(1, 90630057), (3, 30210019), (7, 12947151), (19, 4770003), (21, 4315717), (37, 2449461), (49, 1849593), (57, 1590001), (111, 816487), (133, 681429), (147, 616531), (259, 349923), (399, 227143), (703, 128919), (777, 116641), (877, 103341), (931, 97347), (1813, 49989), (2109, 42973), (2631, 34447), (2793, 32449), (4921, 18417), (5439, 16663), (6139, 14763)]