7770987

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 13897728

約数和(自身を除く): 6126741

約数列:

[1, 3, 7, 9, 21, 23, 31, 63, 69, 93, 161, 173, 207, 217, 279, 483, 519, 651, 713, 1211, 1449, 1557, 1953, 2139, 3633, 3979, 4991, 5363, 6417, 10899, 11937, 14973, 16089, 27853, 35811, 37541, 44919, 48267, 83559, 112623, 123349, 250677, 337869, 370047, 863443, 1110141, 2590329, 7770987]

約数ペア:

[(1, 7770987), (3, 2590329), (7, 1110141), (9, 863443), (21, 370047), (23, 337869), (31, 250677), (63, 123349), (69, 112623), (93, 83559), (161, 48267), (173, 44919), (207, 37541), (217, 35811), (279, 27853), (483, 16089), (519, 14973), (651, 11937), (713, 10899), (1211, 6417), (1449, 5363), (1557, 4991), (1953, 3979), (2139, 3633)]