31918635

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{947}}^1$

素因数の和:1072

約数の個数: 48

約数和(自身を含む): 63887616

約数和(自身を除く): 31968981

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 107, 315, 321, 535, 749, 947, 963, 1605, 2247, 2841, 3745, 4735, 4815, 6629, 6741, 8523, 11235, 14205, 19887, 33145, 33705, 42615, 59661, 99435, 101329, 298305, 303987, 506645, 709303, 911961, 1519935, 2127909, 3546515, 4559805, 6383727, 10639545, 31918635]

約数ペア:

[(1, 31918635), (3, 10639545), (5, 6383727), (7, 4559805), (9, 3546515), (15, 2127909), (21, 1519935), (35, 911961), (45, 709303), (63, 506645), (105, 303987), (107, 298305), (315, 101329), (321, 99435), (535, 59661), (749, 42615), (947, 33705), (963, 33145), (1605, 19887), (2247, 14205), (2841, 11235), (3745, 8523), (4735, 6741), (4815, 6629)]