65356431

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{461}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 102778368

約数和(自身を除く): 37421937

約数列:

[1, 3, 7, 21, 43, 129, 157, 301, 461, 471, 903, 1099, 1383, 3227, 3297, 6751, 9681, 19823, 20253, 47257, 59469, 72377, 138761, 141771, 217131, 416283, 506639, 1519917, 3112211, 9336633, 21785477, 65356431]

約数ペア:

[(1, 65356431), (3, 21785477), (7, 9336633), (21, 3112211), (43, 1519917), (129, 506639), (157, 416283), (301, 217131), (461, 141771), (471, 138761), (903, 72377), (1099, 59469), (1383, 47257), (3227, 20253), (3297, 19823), (6751, 9681)]