29991423

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:109

約数の個数: 64

約数和(自身を含む): 53406720

約数和(自身を除く): 23415297

約数列:

[1, 3, 7, 11, 21, 29, 33, 37, 77, 87, 111, 121, 203, 231, 259, 319, 363, 407, 609, 777, 847, 957, 1073, 1221, 1331, 2233, 2541, 2849, 3219, 3509, 3993, 4477, 6699, 7511, 8547, 9317, 10527, 11803, 13431, 22533, 24563, 27951, 31339, 35409, 38599, 49247, 73689, 82621, 94017, 115797, 129833, 147741, 247863, 270193, 344729, 389499, 810579, 908831, 1034187, 1428163, 2726493, 4284489, 9997141, 29991423]

約数ペア:

[(1, 29991423), (3, 9997141), (7, 4284489), (11, 2726493), (21, 1428163), (29, 1034187), (33, 908831), (37, 810579), (77, 389499), (87, 344729), (111, 270193), (121, 247863), (203, 147741), (231, 129833), (259, 115797), (319, 94017), (363, 82621), (407, 73689), (609, 49247), (777, 38599), (847, 35409), (957, 31339), (1073, 27951), (1221, 24563), (1331, 22533), (2233, 13431), (2541, 11803), (2849, 10527), (3219, 9317), (3509, 8547), (3993, 7511), (4477, 6699)]