219965422

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{479}}^1$

素因数の和:720

約数の個数: 32

約数和(自身を含む): 352512000

約数和(自身を除く): 132546578

約数列:

[1, 2, 23, 46, 67, 134, 149, 298, 479, 958, 1541, 3082, 3427, 6854, 9983, 11017, 19966, 22034, 32093, 64186, 71371, 142742, 229609, 459218, 738139, 1476278, 1641533, 3283066, 4781857, 9563714, 109982711, 219965422]

約数ペア:

[(1, 219965422), (2, 109982711), (23, 9563714), (46, 4781857), (67, 3283066), (134, 1641533), (149, 1476278), (298, 738139), (479, 459218), (958, 229609), (1541, 142742), (3082, 71371), (3427, 64186), (6854, 32093), (9983, 22034), (11017, 19966)]