253959167

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{503}}^1$

素因数の和:683

約数の個数: 32

約数和(自身を含む): 325140480

約数和(自身を除く): 71181313

約数列:

[1, 7, 11, 77, 79, 83, 503, 553, 581, 869, 913, 3521, 5533, 6083, 6391, 6557, 38731, 39737, 41749, 45899, 72127, 278159, 292243, 437107, 459239, 504889, 3059749, 3214673, 3298171, 23087197, 36279881, 253959167]

約数ペア:

[(1, 253959167), (7, 36279881), (11, 23087197), (77, 3298171), (79, 3214673), (83, 3059749), (503, 504889), (553, 459239), (581, 437107), (869, 292243), (913, 278159), (3521, 72127), (5533, 45899), (6083, 41749), (6391, 39737), (6557, 38731)]