383894721

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:716

約数の個数: 80

約数和(自身を含む): 697424640

約数和(自身を除く): 313529919

約数列:

[1, 3, 7, 9, 21, 27, 29, 37, 63, 81, 87, 111, 189, 203, 259, 261, 333, 567, 609, 631, 777, 783, 999, 1073, 1827, 1893, 2331, 2349, 2997, 3219, 4417, 5481, 5679, 6993, 7511, 9657, 13251, 16443, 17037, 18299, 20979, 22533, 23347, 28971, 39753, 51111, 54897, 67599, 70041, 86913, 119259, 128093, 163429, 164691, 202797, 210123, 357777, 384279, 490287, 494073, 608391, 630369, 677063, 1152837, 1470861, 1482219, 1891107, 2031189, 3458511, 4412583, 4739441, 6093567, 10375533, 13237749, 14218323, 18280701, 42654969, 54842103, 127964907, 383894721]

約数ペア:

[(1, 383894721), (3, 127964907), (7, 54842103), (9, 42654969), (21, 18280701), (27, 14218323), (29, 13237749), (37, 10375533), (63, 6093567), (81, 4739441), (87, 4412583), (111, 3458511), (189, 2031189), (203, 1891107), (259, 1482219), (261, 1470861), (333, 1152837), (567, 677063), (609, 630369), (631, 608391), (777, 494073), (783, 490287), (999, 384279), (1073, 357777), (1827, 210123), (1893, 202797), (2331, 164691), (2349, 163429), (2997, 128093), (3219, 119259), (4417, 86913), (5481, 70041), (5679, 67599), (6993, 54897), (7511, 51111), (9657, 39753), (13251, 28971), (16443, 23347), (17037, 22533), (18299, 20979)]