1621422

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:469

約数の個数: 48

約数和(自身を含む): 4043520

約数和(自身を除く): 2422098

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 99, 114, 171, 198, 209, 342, 418, 431, 627, 862, 1254, 1293, 1881, 2586, 3762, 3879, 4741, 7758, 8189, 9482, 14223, 16378, 24567, 28446, 42669, 49134, 73701, 85338, 90079, 147402, 180158, 270237, 540474, 810711, 1621422]

約数ペア:

[(1, 1621422), (2, 810711), (3, 540474), (6, 270237), (9, 180158), (11, 147402), (18, 90079), (19, 85338), (22, 73701), (33, 49134), (38, 42669), (57, 28446), (66, 24567), (99, 16378), (114, 14223), (171, 9482), (198, 8189), (209, 7758), (342, 4741), (418, 3879), (431, 3762), (627, 2586), (862, 1881), (1254, 1293)]