43909857

素因数分解:

$3^6\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:145

約数の個数: 56

約数和(自身を含む): 71351040

約数和(自身を除く): 27441183

約数列:

[1, 3, 9, 27, 29, 31, 67, 81, 87, 93, 201, 243, 261, 279, 603, 729, 783, 837, 899, 1809, 1943, 2077, 2349, 2511, 2697, 5427, 5829, 6231, 7047, 7533, 8091, 16281, 17487, 18693, 21141, 22599, 24273, 48843, 52461, 56079, 60233, 72819, 157383, 168237, 180699, 218457, 472149, 504711, 542097, 655371, 1416447, 1514133, 1626291, 4878873, 14636619, 43909857]

約数ペア:

[(1, 43909857), (3, 14636619), (9, 4878873), (27, 1626291), (29, 1514133), (31, 1416447), (67, 655371), (81, 542097), (87, 504711), (93, 472149), (201, 218457), (243, 180699), (261, 168237), (279, 157383), (603, 72819), (729, 60233), (783, 56079), (837, 52461), (899, 48843), (1809, 24273), (1943, 22599), (2077, 21141), (2349, 18693), (2511, 17487), (2697, 16281), (5427, 8091), (5829, 7533), (6231, 7047)]