2013805845

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^2\times {\mathrm{97}}^1\times {\mathrm{337}}^1$

素因数の和:519

約数の個数: 72

約数和(自身を含む): 3635226504

約数和(自身を除く): 1621420659

約数列:

[1, 3, 5, 9, 15, 37, 45, 97, 111, 185, 291, 333, 337, 485, 555, 873, 1011, 1369, 1455, 1665, 1685, 3033, 3589, 4107, 4365, 5055, 6845, 10767, 12321, 12469, 15165, 17945, 20535, 32301, 32689, 37407, 53835, 61605, 62345, 98067, 112221, 132793, 161505, 163445, 187035, 294201, 398379, 461353, 490335, 561105, 663965, 1195137, 1209493, 1384059, 1471005, 1991895, 2306765, 3628479, 4152177, 5975685, 6047465, 6920295, 10885437, 18142395, 20760885, 44751241, 54427185, 134253723, 223756205, 402761169, 671268615, 2013805845]

約数ペア:

[(1, 2013805845), (3, 671268615), (5, 402761169), (9, 223756205), (15, 134253723), (37, 54427185), (45, 44751241), (97, 20760885), (111, 18142395), (185, 10885437), (291, 6920295), (333, 6047465), (337, 5975685), (485, 4152177), (555, 3628479), (873, 2306765), (1011, 1991895), (1369, 1471005), (1455, 1384059), (1665, 1209493), (1685, 1195137), (3033, 663965), (3589, 561105), (4107, 490335), (4365, 461353), (5055, 398379), (6845, 294201), (10767, 187035), (12321, 163445), (12469, 161505), (15165, 132793), (17945, 112221), (20535, 98067), (32301, 62345), (32689, 61605), (37407, 53835)]