261709442

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 412625664

約数和(自身を除く): 150916222

約数列:

[1, 2, 47, 53, 94, 106, 131, 262, 401, 802, 2491, 4982, 6157, 6943, 12314, 13886, 18847, 21253, 37694, 42506, 52531, 105062, 326321, 652642, 998891, 1997782, 2468957, 2784143, 4937914, 5568286, 130854721, 261709442]

約数ペア:

[(1, 261709442), (2, 130854721), (47, 5568286), (53, 4937914), (94, 2784143), (106, 2468957), (131, 1997782), (262, 998891), (401, 652642), (802, 326321), (2491, 105062), (4982, 52531), (6157, 42506), (6943, 37694), (12314, 21253), (13886, 18847)]