64856883

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{237571}}^1$

素因数の和:237594

約数の個数: 16

約数和(自身を含む): 106432256

約数和(自身を除く): 41575373

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 237571, 712713, 1662997, 3088423, 4988991, 9265269, 21618961, 64856883]

約数ペア:

[(1, 64856883), (3, 21618961), (7, 9265269), (13, 4988991), (21, 3088423), (39, 1662997), (91, 712713), (273, 237571)]