1689347

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:226

約数の個数: 16

約数和(自身を含む): 1987200

約数和(自身を除く): 297853

約数列:

[1, 11, 19, 59, 137, 209, 649, 1121, 1507, 2603, 8083, 12331, 28633, 88913, 153577, 1689347]

約数ペア:

[(1, 1689347), (11, 153577), (19, 88913), (59, 28633), (137, 12331), (209, 8083), (649, 2603), (1121, 1507)]