449301237

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1999}}^1$

素因数の和:2166

約数の個数: 48

約数和(自身を含む): 766080000

約数和(自身を除く): 316778763

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 139, 147, 231, 417, 539, 973, 1529, 1617, 1999, 2919, 4587, 5997, 6811, 10703, 13993, 20433, 21989, 32109, 41979, 65967, 74921, 97951, 153923, 224763, 277861, 293853, 461769, 833583, 1077461, 1945027, 3056471, 3232383, 5835081, 9169413, 13615189, 21395297, 40845567, 64185891, 149767079, 449301237]

約数ペア:

[(1, 449301237), (3, 149767079), (7, 64185891), (11, 40845567), (21, 21395297), (33, 13615189), (49, 9169413), (77, 5835081), (139, 3232383), (147, 3056471), (231, 1945027), (417, 1077461), (539, 833583), (973, 461769), (1529, 293853), (1617, 277861), (1999, 224763), (2919, 153923), (4587, 97951), (5997, 74921), (6811, 65967), (10703, 41979), (13993, 32109), (20433, 21989)]