219645734

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{18523}}^1$

素因数の和:18561

約数の個数: 36

約数和(自身を含む): 421291332

約数和(自身を除く): 201645598

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 121, 154, 242, 539, 847, 1078, 1694, 5929, 11858, 18523, 37046, 129661, 203753, 259322, 407506, 907627, 1426271, 1815254, 2241283, 2852542, 4482566, 9983897, 15688981, 19967794, 31377962, 109822867, 219645734]

約数ペア:

[(1, 219645734), (2, 109822867), (7, 31377962), (11, 19967794), (14, 15688981), (22, 9983897), (49, 4482566), (77, 2852542), (98, 2241283), (121, 1815254), (154, 1426271), (242, 907627), (539, 407506), (847, 259322), (1078, 203753), (1694, 129661), (5929, 37046), (11858, 18523)]