227539975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1663}}^1$

素因数の和:2107

約数の個数: 24

約数和(自身を含む): 304758272

約数和(自身を除く): 77218297

約数列:

[1, 5, 13, 25, 65, 325, 421, 1663, 2105, 5473, 8315, 10525, 21619, 27365, 41575, 108095, 136825, 540475, 700123, 3500615, 9101599, 17503075, 45507995, 227539975]

約数ペア:

[(1, 227539975), (5, 45507995), (13, 17503075), (25, 9101599), (65, 3500615), (325, 700123), (421, 540475), (1663, 136825), (2105, 108095), (5473, 41575), (8315, 27365), (10525, 21619)]