86431268

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:393

約数の個数: 72

約数和(自身を含む): 192694656

約数和(自身を除く): 106263388

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 97, 121, 154, 194, 242, 263, 308, 388, 484, 526, 679, 847, 1052, 1067, 1358, 1694, 1841, 2134, 2716, 2893, 3388, 3682, 4268, 5786, 7364, 7469, 11572, 11737, 14938, 20251, 23474, 25511, 29876, 31823, 40502, 46948, 51022, 63646, 81004, 82159, 102044, 127292, 164318, 178577, 222761, 280621, 328636, 357154, 445522, 561242, 714308, 891044, 1122484, 1964347, 3086831, 3928694, 6173662, 7857388, 12347324, 21607817, 43215634, 86431268]

約数ペア:

[(1, 86431268), (2, 43215634), (4, 21607817), (7, 12347324), (11, 7857388), (14, 6173662), (22, 3928694), (28, 3086831), (44, 1964347), (77, 1122484), (97, 891044), (121, 714308), (154, 561242), (194, 445522), (242, 357154), (263, 328636), (308, 280621), (388, 222761), (484, 178577), (526, 164318), (679, 127292), (847, 102044), (1052, 82159), (1067, 81004), (1358, 63646), (1694, 51022), (1841, 46948), (2134, 40502), (2716, 31823), (2893, 29876), (3388, 25511), (3682, 23474), (4268, 20251), (5786, 14938), (7364, 11737), (7469, 11572)]