28259868

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3697}}^1$

素因数の和:3731

約数の個数: 72

約数和(自身を含む): 82628112

約数和(自身を除く): 54368244

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3697, 3822, 7394, 7644, 11091, 14788, 22182, 25879, 44364, 48061, 51758, 77637, 96122, 103516, 144183, 155274, 181153, 192244, 288366, 310548, 336427, 362306, 543459, 576732, 672854, 724612, 1009281, 1086918, 1345708, 2018562, 2173836, 2354989, 4037124, 4709978, 7064967, 9419956, 14129934, 28259868]

約数ペア:

[(1, 28259868), (2, 14129934), (3, 9419956), (4, 7064967), (6, 4709978), (7, 4037124), (12, 2354989), (13, 2173836), (14, 2018562), (21, 1345708), (26, 1086918), (28, 1009281), (39, 724612), (42, 672854), (49, 576732), (52, 543459), (78, 362306), (84, 336427), (91, 310548), (98, 288366), (147, 192244), (156, 181153), (182, 155274), (196, 144183), (273, 103516), (294, 96122), (364, 77637), (546, 51758), (588, 48061), (637, 44364), (1092, 25879), (1274, 22182), (1911, 14788), (2548, 11091), (3697, 7644), (3822, 7394)]