51278185

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{283}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 73285632

約数和(自身を除く): 22007447

約数列:

[1, 5, 7, 31, 35, 155, 167, 217, 283, 835, 1085, 1169, 1415, 1981, 5177, 5845, 8773, 9905, 25885, 36239, 43865, 47261, 61411, 181195, 236305, 307055, 330827, 1465091, 1654135, 7325455, 10255637, 51278185]

約数ペア:

[(1, 51278185), (5, 10255637), (7, 7325455), (31, 1654135), (35, 1465091), (155, 330827), (167, 307055), (217, 236305), (283, 181195), (835, 61411), (1085, 47261), (1169, 43865), (1415, 36239), (1981, 25885), (5177, 9905), (5845, 8773)]