2690883

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 4244240

約数和(自身を除く): 1553357

約数列:

[1, 3, 9, 13, 39, 109, 117, 211, 327, 633, 981, 1417, 1899, 2743, 4251, 8229, 12753, 22999, 24687, 68997, 206991, 298987, 896961, 2690883]

約数ペア:

[(1, 2690883), (3, 896961), (9, 298987), (13, 206991), (39, 68997), (109, 24687), (117, 22999), (211, 12753), (327, 8229), (633, 4251), (981, 2743), (1417, 1899)]