13129895

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 17694720

約数和(自身を除く): 4564825

約数列:

[1, 5, 23, 29, 31, 115, 127, 145, 155, 635, 667, 713, 899, 2921, 3335, 3565, 3683, 3937, 4495, 14605, 18415, 19685, 20677, 84709, 90551, 103385, 114173, 423545, 452755, 570865, 2625979, 13129895]

約数ペア:

[(1, 13129895), (5, 2625979), (23, 570865), (29, 452755), (31, 423545), (115, 114173), (127, 103385), (145, 90551), (155, 84709), (635, 20677), (667, 19685), (713, 18415), (899, 14605), (2921, 4495), (3335, 3937), (3565, 3683)]