38051811

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 65415168

約数和(自身を除く): 27363357

約数列:

[1, 3, 7, 9, 21, 47, 63, 71, 141, 181, 213, 329, 423, 497, 543, 639, 987, 1267, 1491, 1629, 2961, 3337, 3801, 4473, 8507, 10011, 11403, 12851, 23359, 25521, 30033, 38553, 59549, 70077, 76563, 89957, 115659, 178647, 210231, 269871, 535941, 603997, 809613, 1811991, 4227979, 5435973, 12683937, 38051811]

約数ペア:

[(1, 38051811), (3, 12683937), (7, 5435973), (9, 4227979), (21, 1811991), (47, 809613), (63, 603997), (71, 535941), (141, 269871), (181, 210231), (213, 178647), (329, 115659), (423, 89957), (497, 76563), (543, 70077), (639, 59549), (987, 38553), (1267, 30033), (1491, 25521), (1629, 23359), (2961, 12851), (3337, 11403), (3801, 10011), (4473, 8507)]