6720955

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:498

約数の個数: 16

約数和(自身を含む): 8414208

約数和(自身を除く): 1693253

約数列:

[1, 5, 31, 131, 155, 331, 655, 1655, 4061, 10261, 20305, 43361, 51305, 216805, 1344191, 6720955]

約数ペア:

[(1, 6720955), (5, 1344191), (31, 216805), (131, 51305), (155, 43361), (331, 20305), (655, 10261), (1655, 4061)]