42639849

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{3119}}^1$

素因数の和:3170

約数の個数: 36

約数和(自身を含む): 73981440

約数和(自身を除く): 31341591

約数列:

[1, 3, 7, 9, 21, 31, 49, 63, 93, 147, 217, 279, 441, 651, 1519, 1953, 3119, 4557, 9357, 13671, 21833, 28071, 65499, 96689, 152831, 196497, 290067, 458493, 676823, 870201, 1375479, 2030469, 4737761, 6091407, 14213283, 42639849]

約数ペア:

[(1, 42639849), (3, 14213283), (7, 6091407), (9, 4737761), (21, 2030469), (31, 1375479), (49, 870201), (63, 676823), (93, 458493), (147, 290067), (217, 196497), (279, 152831), (441, 96689), (651, 65499), (1519, 28071), (1953, 21833), (3119, 13671), (4557, 9357)]