2557133031

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{409}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 3779032320

約数和(自身を除く): 1221899289

約数列:

[1, 3, 19, 23, 57, 69, 251, 361, 409, 437, 753, 1083, 1227, 1311, 4769, 5773, 7771, 8303, 9407, 14307, 17319, 23313, 24909, 28221, 90611, 102659, 109687, 147649, 178733, 271833, 307977, 329061, 442947, 536199, 1950521, 2084053, 2361157, 3395927, 5851563, 6252159, 7083471, 10187781, 37059899, 44861983, 111179697, 134585949, 852377677, 2557133031]

約数ペア:

[(1, 2557133031), (3, 852377677), (19, 134585949), (23, 111179697), (57, 44861983), (69, 37059899), (251, 10187781), (361, 7083471), (409, 6252159), (437, 5851563), (753, 3395927), (1083, 2361157), (1227, 2084053), (1311, 1950521), (4769, 536199), (5773, 442947), (7771, 329061), (8303, 307977), (9407, 271833), (14307, 178733), (17319, 147649), (23313, 109687), (24909, 102659), (28221, 90611)]