227941571

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{643}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 279568128

約数和(自身を除く): 51626557

約数列:

[1, 11, 13, 37, 67, 143, 407, 481, 643, 737, 871, 2479, 5291, 7073, 8359, 9581, 23791, 27269, 32227, 43081, 91949, 261701, 309283, 354497, 473891, 560053, 1593997, 3402113, 6160583, 17533967, 20721961, 227941571]

約数ペア:

[(1, 227941571), (11, 20721961), (13, 17533967), (37, 6160583), (67, 3402113), (143, 1593997), (407, 560053), (481, 473891), (643, 354497), (737, 309283), (871, 261701), (2479, 91949), (5291, 43081), (7073, 32227), (8359, 27269), (9581, 23791)]