221479665

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{3739}}^1$

素因数の和:4117

約数の個数: 32

約数和(自身を含む): 387763200

約数和(自身を除く): 166283535

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 359, 1077, 1795, 3739, 3949, 5385, 11217, 11847, 18695, 19745, 41129, 56085, 59235, 123387, 205645, 616935, 1342301, 4026903, 6711505, 14765311, 20134515, 44295933, 73826555, 221479665]

約数ペア:

[(1, 221479665), (3, 73826555), (5, 44295933), (11, 20134515), (15, 14765311), (33, 6711505), (55, 4026903), (165, 1342301), (359, 616935), (1077, 205645), (1795, 123387), (3739, 59235), (3949, 56085), (5385, 41129), (11217, 19745), (11847, 18695)]