156911931

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 264844800

約数和(自身を除く): 107932869

約数列:

[1, 3, 9, 11, 27, 33, 37, 99, 109, 111, 131, 297, 327, 333, 393, 407, 981, 999, 1179, 1199, 1221, 1441, 2943, 3537, 3597, 3663, 4033, 4323, 4847, 10791, 10989, 12099, 12969, 14279, 14541, 32373, 36297, 38907, 42837, 43623, 44363, 53317, 108891, 128511, 130869, 133089, 157069, 159951, 385533, 399267, 471207, 479853, 528323, 1197801, 1413621, 1439559, 1584969, 4240863, 4754907, 5811553, 14264721, 17434659, 52303977, 156911931]

約数ペア:

[(1, 156911931), (3, 52303977), (9, 17434659), (11, 14264721), (27, 5811553), (33, 4754907), (37, 4240863), (99, 1584969), (109, 1439559), (111, 1413621), (131, 1197801), (297, 528323), (327, 479853), (333, 471207), (393, 399267), (407, 385533), (981, 159951), (999, 157069), (1179, 133089), (1199, 130869), (1221, 128511), (1441, 108891), (2943, 53317), (3537, 44363), (3597, 43623), (3663, 42837), (4033, 38907), (4323, 36297), (4847, 32373), (10791, 14541), (10989, 14279), (12099, 12969)]