71398197

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{16493}}^1$

素因数の和:16549

約数の個数: 24

約数和(自身を含む): 114072504

約数和(自身を除く): 42674307

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 16493, 49479, 148437, 214409, 610241, 643227, 1830723, 1929681, 5492169, 7933133, 23799399, 71398197]

約数ペア:

[(1, 71398197), (3, 23799399), (9, 7933133), (13, 5492169), (37, 1929681), (39, 1830723), (111, 643227), (117, 610241), (333, 214409), (481, 148437), (1443, 49479), (4329, 16493)]