889771257

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{251561}}^1$

素因数の和:251701

約数の個数: 16

約数和(自身を含む): 1328247360

約数和(自身を除く): 438476103

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 251561, 754683, 2264049, 6792147, 32954491, 98863473, 296590419, 889771257]

約数ペア:

[(1, 889771257), (3, 296590419), (9, 98863473), (27, 32954491), (131, 6792147), (393, 2264049), (1179, 754683), (3537, 251561)]