40468491

素因数分解:

$3^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 71262464

約数和(自身を除く): 30793973

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 81, 111, 189, 243, 259, 333, 567, 643, 777, 999, 1701, 1929, 2331, 2997, 4501, 5787, 6993, 8991, 13503, 17361, 20979, 23791, 40509, 52083, 62937, 71373, 121527, 156249, 166537, 214119, 364581, 499611, 642357, 1093743, 1498833, 1927071, 4496499, 5781213, 13489497, 40468491]

約数ペア:

[(1, 40468491), (3, 13489497), (7, 5781213), (9, 4496499), (21, 1927071), (27, 1498833), (37, 1093743), (63, 642357), (81, 499611), (111, 364581), (189, 214119), (243, 166537), (259, 156249), (333, 121527), (567, 71373), (643, 62937), (777, 52083), (999, 40509), (1701, 23791), (1929, 20979), (2331, 17361), (2997, 13503), (4501, 8991), (5787, 6993)]