38718243

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{12919}}^1$

素因数の和:12968

約数の個数: 20

約数和(自身を含む): 59406160

約数和(自身を除く): 20687917

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 12919, 38757, 116271, 348813, 478003, 1046439, 1434009, 4302027, 12906081, 38718243]

約数ペア:

[(1, 38718243), (3, 12906081), (9, 4302027), (27, 1434009), (37, 1046439), (81, 478003), (111, 348813), (333, 116271), (999, 38757), (2997, 12919)]