392563731

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^2$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 645077760

約数和(自身を除く): 252514029

約数列:

[1, 3, 7, 19, 21, 57, 61, 127, 133, 183, 381, 399, 427, 889, 1159, 1281, 2413, 2667, 3477, 7239, 7747, 8113, 16129, 16891, 23241, 24339, 48387, 50673, 54229, 112903, 147193, 162687, 306451, 338709, 441579, 919353, 983869, 1030351, 2145157, 2951607, 3091053, 6435471, 6887083, 18693511, 20661249, 56080533, 130854577, 392563731]

約数ペア:

[(1, 392563731), (3, 130854577), (7, 56080533), (19, 20661249), (21, 18693511), (57, 6887083), (61, 6435471), (127, 3091053), (133, 2951607), (183, 2145157), (381, 1030351), (399, 983869), (427, 919353), (889, 441579), (1159, 338709), (1281, 306451), (2413, 162687), (2667, 147193), (3477, 112903), (7239, 54229), (7747, 50673), (8113, 48387), (16129, 24339), (16891, 23241)]