28488486

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:493

約数の個数: 64

約数和(自身を含む): 66124800

約数和(自身を除く): 37636314

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 47, 57, 78, 94, 114, 141, 247, 282, 409, 494, 611, 741, 818, 893, 1222, 1227, 1482, 1786, 1833, 2454, 2679, 3666, 5317, 5358, 7771, 10634, 11609, 15542, 15951, 19223, 23218, 23313, 31902, 34827, 38446, 46626, 57669, 69654, 101023, 115338, 202046, 249899, 303069, 365237, 499798, 606138, 730474, 749697, 1095711, 1499394, 2191422, 4748081, 9496162, 14244243, 28488486]

約数ペア:

[(1, 28488486), (2, 14244243), (3, 9496162), (6, 4748081), (13, 2191422), (19, 1499394), (26, 1095711), (38, 749697), (39, 730474), (47, 606138), (57, 499798), (78, 365237), (94, 303069), (114, 249899), (141, 202046), (247, 115338), (282, 101023), (409, 69654), (494, 57669), (611, 46626), (741, 38446), (818, 34827), (893, 31902), (1222, 23313), (1227, 23218), (1482, 19223), (1786, 15951), (1833, 15542), (2454, 11609), (2679, 10634), (3666, 7771), (5317, 5358)]