131142988

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 245760480

約数和(自身を除く): 114617492

約数列:

[1, 2, 4, 29, 53, 58, 83, 106, 116, 166, 212, 257, 332, 514, 1028, 1537, 2407, 3074, 4399, 4814, 6148, 7453, 8798, 9628, 13621, 14906, 17596, 21331, 27242, 29812, 42662, 54484, 85324, 127571, 255142, 395009, 510284, 618599, 790018, 1130543, 1237198, 1580036, 2261086, 2474396, 4522172, 32785747, 65571494, 131142988]

約数ペア:

[(1, 131142988), (2, 65571494), (4, 32785747), (29, 4522172), (53, 2474396), (58, 2261086), (83, 1580036), (106, 1237198), (116, 1130543), (166, 790018), (212, 618599), (257, 510284), (332, 395009), (514, 255142), (1028, 127571), (1537, 85324), (2407, 54484), (3074, 42662), (4399, 29812), (4814, 27242), (6148, 21331), (7453, 17596), (8798, 14906), (9628, 13621)]