66254865

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{259823}}^1$

素因数の和:259848

約数の個数: 16

約数和(自身を含む): 112243968

約数和(自身を除く): 45989103

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 259823, 779469, 1299115, 3897345, 4416991, 13250973, 22084955, 66254865]

約数ペア:

[(1, 66254865), (3, 22084955), (5, 13250973), (15, 4416991), (17, 3897345), (51, 1299115), (85, 779469), (255, 259823)]