27719265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 54867456

約数和(自身を除く): 27148191

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 53, 85, 105, 119, 159, 255, 265, 293, 357, 371, 595, 795, 879, 901, 1113, 1465, 1785, 1855, 2051, 2703, 4395, 4505, 4981, 5565, 6153, 6307, 10255, 13515, 14943, 15529, 18921, 24905, 30765, 31535, 34867, 46587, 74715, 77645, 94605, 104601, 108703, 174335, 232935, 263993, 326109, 523005, 543515, 791979, 1319965, 1630545, 1847951, 3959895, 5543853, 9239755, 27719265]

約数ペア:

[(1, 27719265), (3, 9239755), (5, 5543853), (7, 3959895), (15, 1847951), (17, 1630545), (21, 1319965), (35, 791979), (51, 543515), (53, 523005), (85, 326109), (105, 263993), (119, 232935), (159, 174335), (255, 108703), (265, 104601), (293, 94605), (357, 77645), (371, 74715), (595, 46587), (795, 34867), (879, 31535), (901, 30765), (1113, 24905), (1465, 18921), (1785, 15529), (1855, 14943), (2051, 13515), (2703, 10255), (4395, 6307), (4505, 6153), (4981, 5565)]