2581803

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{383}}^1$

素因数の和:503

約数の個数: 24

約数和(自身を含む): 4313088

約数和(自身を除く): 1731285

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 383, 749, 963, 1149, 2247, 2681, 3447, 6741, 8043, 24129, 40981, 122943, 286867, 368829, 860601, 2581803]

約数ペア:

[(1, 2581803), (3, 860601), (7, 368829), (9, 286867), (21, 122943), (63, 40981), (107, 24129), (321, 8043), (383, 6741), (749, 3447), (963, 2681), (1149, 2247)]