198111745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 261660672

約数和(自身を除く): 63548927

約数列:

[1, 5, 13, 65, 103, 127, 233, 515, 635, 1165, 1339, 1651, 3029, 6695, 8255, 13081, 15145, 23999, 29591, 65405, 119995, 147955, 170053, 311987, 384683, 850265, 1559935, 1923415, 3047873, 15239365, 39622349, 198111745]

約数ペア:

[(1, 198111745), (5, 39622349), (13, 15239365), (65, 3047873), (103, 1923415), (127, 1559935), (233, 850265), (515, 384683), (635, 311987), (1165, 170053), (1339, 147955), (1651, 119995), (3029, 65405), (6695, 29591), (8255, 23999), (13081, 15145)]