61631255

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1407

約数の個数: 32

約数和(自身を含む): 89346048

約数和(自身を除く): 27714793

約数列:

[1, 5, 7, 31, 35, 43, 155, 215, 217, 301, 1085, 1321, 1333, 1505, 6605, 6665, 9247, 9331, 40951, 46235, 46655, 56803, 204755, 284015, 286657, 397621, 1433285, 1760893, 1988105, 8804465, 12326251, 61631255]

約数ペア:

[(1, 61631255), (5, 12326251), (7, 8804465), (31, 1988105), (35, 1760893), (43, 1433285), (155, 397621), (215, 286657), (217, 284015), (301, 204755), (1085, 56803), (1321, 46655), (1333, 46235), (1505, 40951), (6605, 9331), (6665, 9247)]