205737585

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{1039}}^1$

素因数の和:1397

約数の個数: 32

約数和(自身を含む): 338257920

約数和(自身を除く): 132520335

約数列:

[1, 3, 5, 15, 43, 129, 215, 307, 645, 921, 1039, 1535, 3117, 4605, 5195, 13201, 15585, 39603, 44677, 66005, 134031, 198015, 223385, 318973, 670155, 956919, 1594865, 4784595, 13715839, 41147517, 68579195, 205737585]

約数ペア:

[(1, 205737585), (3, 68579195), (5, 41147517), (15, 13715839), (43, 4784595), (129, 1594865), (215, 956919), (307, 670155), (645, 318973), (921, 223385), (1039, 198015), (1535, 134031), (3117, 66005), (4605, 44677), (5195, 39603), (13201, 15585)]