54989985

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2423}}^1$

素因数の和:2537

約数の個数: 32

約数和(自身を含む): 94245120

約数和(自身を除く): 39255135

約数列:

[1, 3, 5, 15, 17, 51, 85, 89, 255, 267, 445, 1335, 1513, 2423, 4539, 7269, 7565, 12115, 22695, 36345, 41191, 123573, 205955, 215647, 617865, 646941, 1078235, 3234705, 3665999, 10997997, 18329995, 54989985]

約数ペア:

[(1, 54989985), (3, 18329995), (5, 10997997), (15, 3665999), (17, 3234705), (51, 1078235), (85, 646941), (89, 617865), (255, 215647), (267, 205955), (445, 123573), (1335, 41191), (1513, 36345), (2423, 22695), (4539, 12115), (7269, 7565)]