28725528

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4003}}^1$

素因数の和:4048

約数の個数: 64

約数和(自身を含む): 80720640

約数和(自身を除く): 51995112

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 92, 104, 138, 156, 184, 276, 299, 312, 552, 598, 897, 1196, 1794, 2392, 3588, 4003, 7176, 8006, 12009, 16012, 24018, 32024, 48036, 52039, 92069, 96072, 104078, 156117, 184138, 208156, 276207, 312234, 368276, 416312, 552414, 624468, 736552, 1104828, 1196897, 1248936, 2209656, 2393794, 3590691, 4787588, 7181382, 9575176, 14362764, 28725528]

約数ペア:

[(1, 28725528), (2, 14362764), (3, 9575176), (4, 7181382), (6, 4787588), (8, 3590691), (12, 2393794), (13, 2209656), (23, 1248936), (24, 1196897), (26, 1104828), (39, 736552), (46, 624468), (52, 552414), (69, 416312), (78, 368276), (92, 312234), (104, 276207), (138, 208156), (156, 184138), (184, 156117), (276, 104078), (299, 96072), (312, 92069), (552, 52039), (598, 48036), (897, 32024), (1196, 24018), (1794, 16012), (2392, 12009), (3588, 8006), (4003, 7176)]