11721309

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 16824960

約数和(自身を除く): 5103651

約数列:

[1, 3, 19, 57, 79, 137, 237, 361, 411, 1083, 1501, 2603, 4503, 7809, 10823, 28519, 32469, 49457, 85557, 148371, 205637, 616911, 3907103, 11721309]

約数ペア:

[(1, 11721309), (3, 3907103), (19, 616911), (57, 205637), (79, 148371), (137, 85557), (237, 49457), (361, 32469), (411, 28519), (1083, 10823), (1501, 7809), (2603, 4503)]