217423844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 425246976

約数和(自身を除く): 207823132

約数列:

[1, 2, 4, 11, 22, 44, 67, 131, 134, 262, 268, 524, 563, 737, 1126, 1441, 1474, 2252, 2882, 2948, 5764, 6193, 8777, 12386, 17554, 24772, 35108, 37721, 73753, 75442, 96547, 147506, 150884, 193094, 295012, 386188, 414931, 811283, 829862, 1622566, 1659724, 3245132, 4941451, 9882902, 19765804, 54355961, 108711922, 217423844]

約数ペア:

[(1, 217423844), (2, 108711922), (4, 54355961), (11, 19765804), (22, 9882902), (44, 4941451), (67, 3245132), (131, 1659724), (134, 1622566), (262, 829862), (268, 811283), (524, 414931), (563, 386188), (737, 295012), (1126, 193094), (1441, 150884), (1474, 147506), (2252, 96547), (2882, 75442), (2948, 73753), (5764, 37721), (6193, 35108), (8777, 24772), (12386, 17554)]