518399785

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{863}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 680804352

約数和(自身を除く): 162404567

約数列:

[1, 5, 17, 37, 85, 185, 191, 629, 863, 955, 3145, 3247, 4315, 7067, 14671, 16235, 31931, 35335, 73355, 120139, 159655, 164833, 542827, 600695, 824165, 2714135, 2802161, 6098821, 14010805, 30494105, 103679957, 518399785]

約数ペア:

[(1, 518399785), (5, 103679957), (17, 30494105), (37, 14010805), (85, 6098821), (185, 2802161), (191, 2714135), (629, 824165), (863, 600695), (955, 542827), (3145, 164833), (3247, 159655), (4315, 120139), (7067, 73355), (14671, 35335), (16235, 31931)]