31347954

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:456

約数の個数: 72

約数和(自身を含む): 76871340

約数和(自身を除く): 45523386

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 37, 66, 74, 99, 111, 121, 198, 222, 242, 333, 363, 389, 407, 666, 726, 778, 814, 1089, 1167, 1221, 2178, 2334, 2442, 3501, 3663, 4279, 4477, 7002, 7326, 8558, 8954, 12837, 13431, 14393, 25674, 26862, 28786, 38511, 40293, 43179, 47069, 77022, 80586, 86358, 94138, 129537, 141207, 158323, 259074, 282414, 316646, 423621, 474969, 847242, 949938, 1424907, 1741553, 2849814, 3483106, 5224659, 10449318, 15673977, 31347954]

約数ペア:

[(1, 31347954), (2, 15673977), (3, 10449318), (6, 5224659), (9, 3483106), (11, 2849814), (18, 1741553), (22, 1424907), (33, 949938), (37, 847242), (66, 474969), (74, 423621), (99, 316646), (111, 282414), (121, 259074), (198, 158323), (222, 141207), (242, 129537), (333, 94138), (363, 86358), (389, 80586), (407, 77022), (666, 47069), (726, 43179), (778, 40293), (814, 38511), (1089, 28786), (1167, 26862), (1221, 25674), (2178, 14393), (2334, 13431), (2442, 12837), (3501, 8954), (3663, 8558), (4279, 7326), (4477, 7002)]