87911278

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1181}}^1$

素因数の和:1612

約数の個数: 32

約数和(自身を含む): 162832320

約数和(自身を除く): 74921042

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 409, 818, 1181, 2362, 2863, 5317, 5726, 8267, 10634, 15353, 16534, 30706, 37219, 74438, 107471, 214942, 483029, 966058, 3381203, 6279377, 6762406, 12558754, 43955639, 87911278]

約数ペア:

[(1, 87911278), (2, 43955639), (7, 12558754), (13, 6762406), (14, 6279377), (26, 3381203), (91, 966058), (182, 483029), (409, 214942), (818, 107471), (1181, 74438), (2362, 37219), (2863, 30706), (5317, 16534), (5726, 15353), (8267, 10634)]