71811278

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{1471}}^1$

素因数の和:1808

約数の個数: 32

約数和(自身を含む): 134811648

約数和(自身を除く): 63000370

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 317, 634, 1471, 2219, 2942, 3487, 4438, 6974, 10297, 16181, 20594, 24409, 32362, 48818, 113267, 226534, 466307, 932614, 3264149, 5129377, 6528298, 10258754, 35905639, 71811278]

約数ペア:

[(1, 71811278), (2, 35905639), (7, 10258754), (11, 6528298), (14, 5129377), (22, 3264149), (77, 932614), (154, 466307), (317, 226534), (634, 113267), (1471, 48818), (2219, 32362), (2942, 24409), (3487, 20594), (4438, 16181), (6974, 10297)]