145708929

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{647}}^1$

素因数の和:1114

約数の個数: 32

約数和(自身を含む): 228096000

約数和(自身を除く): 82387071

約数列:

[1, 3, 9, 19, 27, 57, 171, 439, 513, 647, 1317, 1941, 3951, 5823, 8341, 11853, 12293, 17469, 25023, 36879, 75069, 110637, 225207, 284033, 331911, 852099, 2556297, 5396627, 7668891, 16189881, 48569643, 145708929]

約数ペア:

[(1, 145708929), (3, 48569643), (9, 16189881), (19, 7668891), (27, 5396627), (57, 2556297), (171, 852099), (439, 331911), (513, 284033), (647, 225207), (1317, 110637), (1941, 75069), (3951, 36879), (5823, 25023), (8341, 17469), (11853, 12293)]