7779681

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 14938560

約数和(自身を除く): 7158879

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 49, 59, 63, 69, 91, 117, 147, 161, 177, 207, 273, 299, 413, 441, 483, 531, 637, 767, 819, 897, 1127, 1239, 1357, 1449, 1911, 2093, 2301, 2691, 2891, 3381, 3717, 4071, 5369, 5733, 6279, 6903, 8673, 9499, 10143, 12213, 14651, 16107, 17641, 18837, 26019, 28497, 37583, 43953, 48321, 52923, 66493, 85491, 112749, 123487, 131859, 158769, 199479, 338247, 370461, 598437, 864409, 1111383, 2593227, 7779681]

約数ペア:

[(1, 7779681), (3, 2593227), (7, 1111383), (9, 864409), (13, 598437), (21, 370461), (23, 338247), (39, 199479), (49, 158769), (59, 131859), (63, 123487), (69, 112749), (91, 85491), (117, 66493), (147, 52923), (161, 48321), (177, 43953), (207, 37583), (273, 28497), (299, 26019), (413, 18837), (441, 17641), (483, 16107), (531, 14651), (637, 12213), (767, 10143), (819, 9499), (897, 8673), (1127, 6903), (1239, 6279), (1357, 5733), (1449, 5369), (1911, 4071), (2093, 3717), (2301, 3381), (2691, 2891)]