1977998399

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1559}}^1\times {\mathrm{5741}}^1$

素因数の和:7330

約数の個数: 16

約数和(自身を含む): 2257295040

約数和(自身を除く): 279296641

約数列:

[1, 13, 17, 221, 1559, 5741, 20267, 26503, 74633, 97597, 344539, 1268761, 8950219, 116352847, 152153723, 1977998399]

約数ペア:

[(1, 1977998399), (13, 152153723), (17, 116352847), (221, 8950219), (1559, 1268761), (5741, 344539), (20267, 97597), (26503, 74633)]