18910363695

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1399213}}^1$

素因数の和:1399291

約数の個数: 32

約数和(自身を含む): 32640864192

約数和(自身を除く): 13730500497

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 159, 255, 265, 795, 901, 2703, 4505, 13515, 1399213, 4197639, 6996065, 20988195, 23786621, 71359863, 74158289, 118933105, 222474867, 356799315, 370791445, 1112374335, 1260690913, 3782072739, 6303454565, 18910363695]

約数ペア:

[(1, 18910363695), (3, 6303454565), (5, 3782072739), (15, 1260690913), (17, 1112374335), (51, 370791445), (53, 356799315), (85, 222474867), (159, 118933105), (255, 74158289), (265, 71359863), (795, 23786621), (901, 20988195), (2703, 6996065), (4505, 4197639), (13515, 1399213)]