23820489

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{929}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 44104320

約数和(自身を除く): 20283831

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 63, 77, 99, 111, 231, 259, 333, 407, 693, 777, 929, 1221, 2331, 2787, 2849, 3663, 6503, 8361, 8547, 10219, 19509, 25641, 30657, 34373, 58527, 71533, 91971, 103119, 214599, 240611, 309357, 378103, 643797, 721833, 1134309, 2165499, 2646721, 3402927, 7940163, 23820489]

約数ペア:

[(1, 23820489), (3, 7940163), (7, 3402927), (9, 2646721), (11, 2165499), (21, 1134309), (33, 721833), (37, 643797), (63, 378103), (77, 309357), (99, 240611), (111, 214599), (231, 103119), (259, 91971), (333, 71533), (407, 58527), (693, 34373), (777, 30657), (929, 25641), (1221, 19509), (2331, 10219), (2787, 8547), (2849, 8361), (3663, 6503)]