404363907

素因数分解:

$3^6\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:695

約数の個数: 56

約数和(自身を含む): 648455040

約数和(自身を除く): 244091133

約数列:

[1, 3, 9, 27, 29, 31, 81, 87, 93, 243, 261, 279, 617, 729, 783, 837, 899, 1851, 2349, 2511, 2697, 5553, 7047, 7533, 8091, 16659, 17893, 19127, 21141, 22599, 24273, 49977, 53679, 57381, 72819, 149931, 161037, 172143, 218457, 449793, 483111, 516429, 554683, 655371, 1449333, 1549287, 1664049, 4347999, 4647861, 4992147, 13043997, 13943583, 14976441, 44929323, 134787969, 404363907]

約数ペア:

[(1, 404363907), (3, 134787969), (9, 44929323), (27, 14976441), (29, 13943583), (31, 13043997), (81, 4992147), (87, 4647861), (93, 4347999), (243, 1664049), (261, 1549287), (279, 1449333), (617, 655371), (729, 554683), (783, 516429), (837, 483111), (899, 449793), (1851, 218457), (2349, 172143), (2511, 161037), (2697, 149931), (5553, 72819), (7047, 57381), (7533, 53679), (8091, 49977), (16659, 24273), (17893, 22599), (19127, 21141)]