211678534158

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20404717}}^1$

素因数の和:20404761

約数の個数: 64

約数和(自身を含む): 548478819840

約数和(自身を除く): 336800285682

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 114, 133, 182, 247, 266, 273, 399, 494, 546, 741, 798, 1482, 1729, 3458, 5187, 10374, 20404717, 40809434, 61214151, 122428302, 142833019, 265261321, 285666038, 387689623, 428499057, 530522642, 775379246, 795783963, 856998114, 1163068869, 1591567926, 1856829247, 2326137738, 2713827361, 3713658494, 5039965099, 5427654722, 5570487741, 8141482083, 10079930198, 11140975482, 15119895297, 16282964166, 30239790594, 35279755693, 70559511386, 105839267079, 211678534158]

約数ペア:

[(1, 211678534158), (2, 105839267079), (3, 70559511386), (6, 35279755693), (7, 30239790594), (13, 16282964166), (14, 15119895297), (19, 11140975482), (21, 10079930198), (26, 8141482083), (38, 5570487741), (39, 5427654722), (42, 5039965099), (57, 3713658494), (78, 2713827361), (91, 2326137738), (114, 1856829247), (133, 1591567926), (182, 1163068869), (247, 856998114), (266, 795783963), (273, 775379246), (399, 530522642), (494, 428499057), (546, 387689623), (741, 285666038), (798, 265261321), (1482, 142833019), (1729, 122428302), (3458, 61214151), (5187, 40809434), (10374, 20404717)]