31681113

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{4057}}^1$

素因数の和:4216

約数の個数: 16

約数和(自身を含む): 44800320

約数和(自身を除く): 13119207

約数列:

[1, 3, 19, 57, 137, 411, 2603, 4057, 7809, 12171, 77083, 231249, 555809, 1667427, 10560371, 31681113]

約数ペア:

[(1, 31681113), (3, 10560371), (19, 1667427), (57, 555809), (137, 231249), (411, 77083), (2603, 12171), (4057, 7809)]