31353454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:408

約数の個数: 32

約数和(自身を含む): 52876800

約数和(自身を除く): 21523346

約数列:

[1, 2, 11, 22, 67, 89, 134, 178, 239, 478, 737, 979, 1474, 1958, 2629, 5258, 5963, 11926, 16013, 21271, 32026, 42542, 65593, 131186, 176143, 233981, 352286, 467962, 1425157, 2850314, 15676727, 31353454]

約数ペア:

[(1, 31353454), (2, 15676727), (11, 2850314), (22, 1425157), (67, 467962), (89, 352286), (134, 233981), (178, 176143), (239, 131186), (478, 65593), (737, 42542), (979, 32026), (1474, 21271), (1958, 16013), (2629, 11926), (5258, 5963)]