81666

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{349}}^1$

素因数の和:370

約数の個数: 24

約数和(自身を含む): 191100

約数和(自身を除く): 109434

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 349, 698, 1047, 2094, 3141, 4537, 6282, 9074, 13611, 27222, 40833, 81666]

約数ペア:

[(1, 81666), (2, 40833), (3, 27222), (6, 13611), (9, 9074), (13, 6282), (18, 4537), (26, 3141), (39, 2094), (78, 1047), (117, 698), (234, 349)]