1918293

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{487}}^1$

素因数の和:604

約数の個数: 16

約数和(自身を含む): 2787456

約数和(自身を除く): 869163

約数列:

[1, 3, 13, 39, 101, 303, 487, 1313, 1461, 3939, 6331, 18993, 49187, 147561, 639431, 1918293]

約数ペア:

[(1, 1918293), (3, 639431), (13, 147561), (39, 49187), (101, 18993), (303, 6331), (487, 3939), (1313, 1461)]