813903

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:262

約数の個数: 16

約数和(自身を含む): 1161600

約数和(自身を除く): 347697

約数列:

[1, 3, 19, 57, 109, 131, 327, 393, 2071, 2489, 6213, 7467, 14279, 42837, 271301, 813903]

約数ペア:

[(1, 813903), (3, 271301), (19, 42837), (57, 14279), (109, 7467), (131, 6213), (327, 2489), (393, 2071)]