3490218

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{2731}}^1$

素因数の和:2810

約数の個数: 24

約数和(自身を含む): 7671456

約数和(自身を除く): 4181238

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 2731, 5462, 8193, 16386, 24579, 49158, 193901, 387802, 581703, 1163406, 1745109, 3490218]

約数ペア:

[(1, 3490218), (2, 1745109), (3, 1163406), (6, 581703), (9, 387802), (18, 193901), (71, 49158), (142, 24579), (213, 16386), (426, 8193), (639, 5462), (1278, 2731)]