30707985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2417}}^1$

素因数の和:2454

約数の個数: 48

約数和(自身を含む): 61746048

約数和(自身を除く): 31038063

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 121, 165, 231, 363, 385, 605, 847, 1155, 1815, 2417, 2541, 4235, 7251, 12085, 12705, 16919, 26587, 36255, 50757, 79761, 84595, 132935, 186109, 253785, 292457, 398805, 558327, 877371, 930545, 1462285, 2047199, 2791635, 4386855, 6141597, 10235995, 30707985]

約数ペア:

[(1, 30707985), (3, 10235995), (5, 6141597), (7, 4386855), (11, 2791635), (15, 2047199), (21, 1462285), (33, 930545), (35, 877371), (55, 558327), (77, 398805), (105, 292457), (121, 253785), (165, 186109), (231, 132935), (363, 84595), (385, 79761), (605, 50757), (847, 36255), (1155, 26587), (1815, 16919), (2417, 12705), (2541, 12085), (4235, 7251)]