64220289

素因数分解:

$3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{9239}}^1$

素因数の和:9580

約数の個数: 16

約数和(自身を含む): 98165760

約数和(自身を除く): 33945471

約数列:

[1, 3, 7, 21, 331, 993, 2317, 6951, 9239, 27717, 64673, 194019, 3058109, 9174327, 21406763, 64220289]

約数ペア:

[(1, 64220289), (3, 21406763), (7, 9174327), (21, 3058109), (331, 194019), (993, 64673), (2317, 27717), (6951, 9239)]