221211210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{6637}}^1$

素因数の和:6759

約数の個数: 64

約数和(自身を含む): 584993664

約数和(自身を除く): 363782454

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 101, 110, 165, 202, 303, 330, 505, 606, 1010, 1111, 1515, 2222, 3030, 3333, 5555, 6637, 6666, 11110, 13274, 16665, 19911, 33185, 33330, 39822, 66370, 73007, 99555, 146014, 199110, 219021, 365035, 438042, 670337, 730070, 1095105, 1340674, 2011011, 2190210, 3351685, 4022022, 6703370, 7373707, 10055055, 14747414, 20110110, 22121121, 36868535, 44242242, 73737070, 110605605, 221211210]

約数ペア:

[(1, 221211210), (2, 110605605), (3, 73737070), (5, 44242242), (6, 36868535), (10, 22121121), (11, 20110110), (15, 14747414), (22, 10055055), (30, 7373707), (33, 6703370), (55, 4022022), (66, 3351685), (101, 2190210), (110, 2011011), (165, 1340674), (202, 1095105), (303, 730070), (330, 670337), (505, 438042), (606, 365035), (1010, 219021), (1111, 199110), (1515, 146014), (2222, 99555), (3030, 73007), (3333, 66370), (5555, 39822), (6637, 33330), (6666, 33185), (11110, 19911), (13274, 16665)]