266651838

素因数分解:

$2^1\times 3^4\times {\mathrm{1645999}}^1$

素因数の和:1646013

約数の個数: 20

約数和(自身を含む): 597498000

約数和(自身を除く): 330846162

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1645999, 3291998, 4937997, 9875994, 14813991, 29627982, 44441973, 88883946, 133325919, 266651838]

約数ペア:

[(1, 266651838), (2, 133325919), (3, 88883946), (6, 44441973), (9, 29627982), (18, 14813991), (27, 9875994), (54, 4937997), (81, 3291998), (162, 1645999)]