140253981

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{1201}}^1$

素因数の和:1361

約数の個数: 32

約数和(自身を含む): 219706368

約数和(自身を除く): 79452387

約数列:

[1, 3, 7, 21, 67, 83, 201, 249, 469, 581, 1201, 1407, 1743, 3603, 5561, 8407, 16683, 25221, 38927, 80467, 99683, 116781, 241401, 299049, 563269, 697781, 1689807, 2093343, 6678761, 20036283, 46751327, 140253981]

約数ペア:

[(1, 140253981), (3, 46751327), (7, 20036283), (21, 6678761), (67, 2093343), (83, 1689807), (201, 697781), (249, 563269), (469, 299049), (581, 241401), (1201, 116781), (1407, 99683), (1743, 80467), (3603, 38927), (5561, 25221), (8407, 16683)]