211221490

素因数分解:

$2^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{269}}^1\times {\mathrm{337}}^1$

素因数の和:846

約数の個数: 32

約数和(自身を含む): 384387120

約数和(自身を除く): 173165630

約数列:

[1, 2, 5, 10, 233, 269, 337, 466, 538, 674, 1165, 1345, 1685, 2330, 2690, 3370, 62677, 78521, 90653, 125354, 157042, 181306, 313385, 392605, 453265, 626770, 785210, 906530, 21122149, 42244298, 105610745, 211221490]

約数ペア:

[(1, 211221490), (2, 105610745), (5, 42244298), (10, 21122149), (233, 906530), (269, 785210), (337, 626770), (466, 453265), (538, 392605), (674, 313385), (1165, 181306), (1345, 157042), (1685, 125354), (2330, 90653), (2690, 78521), (3370, 62677)]