127620215

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 166458240

約数和(自身を除く): 38838025

約数列:

[1, 5, 23, 37, 89, 115, 185, 337, 445, 851, 1685, 2047, 3293, 4255, 7751, 10235, 12469, 16465, 29993, 38755, 62345, 75739, 149965, 286787, 378695, 689839, 1109741, 1433935, 3449195, 5548705, 25524043, 127620215]

約数ペア:

[(1, 127620215), (5, 25524043), (23, 5548705), (37, 3449195), (89, 1433935), (115, 1109741), (185, 689839), (337, 378695), (445, 286787), (851, 149965), (1685, 75739), (2047, 62345), (3293, 38755), (4255, 29993), (7751, 16465), (10235, 12469)]