1995641805

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1231}}^1$

素因数の和:1426

約数の個数: 64

約数和(自身を含む): 3451650048

約数和(自身を除く): 1456008243

約数列:

[1, 3, 5, 15, 23, 37, 69, 111, 115, 127, 185, 345, 381, 555, 635, 851, 1231, 1905, 2553, 2921, 3693, 4255, 4699, 6155, 8763, 12765, 14097, 14605, 18465, 23495, 28313, 43815, 45547, 70485, 84939, 108077, 136641, 141565, 156337, 227735, 324231, 424695, 469011, 540385, 683205, 781685, 1047581, 1621155, 2345055, 3142743, 3595751, 5237905, 5784469, 10787253, 15713715, 17353407, 17978755, 28922345, 53936265, 86767035, 133042787, 399128361, 665213935, 1995641805]

約数ペア:

[(1, 1995641805), (3, 665213935), (5, 399128361), (15, 133042787), (23, 86767035), (37, 53936265), (69, 28922345), (111, 17978755), (115, 17353407), (127, 15713715), (185, 10787253), (345, 5784469), (381, 5237905), (555, 3595751), (635, 3142743), (851, 2345055), (1231, 1621155), (1905, 1047581), (2553, 781685), (2921, 683205), (3693, 540385), (4255, 469011), (4699, 424695), (6155, 324231), (8763, 227735), (12765, 156337), (14097, 141565), (14605, 136641), (18465, 108077), (23495, 84939), (28313, 70485), (43815, 45547)]