221492054

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{52561}}^1$

素因数の和:52620

約数の個数: 24

約数和(自身を含む): 395476488

約数和(自身を除く): 173984434

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 301, 602, 2107, 4214, 52561, 105122, 367927, 735854, 2260123, 2575489, 4520246, 5150978, 15820861, 31641722, 110746027, 221492054]

約数ペア:

[(1, 221492054), (2, 110746027), (7, 31641722), (14, 15820861), (43, 5150978), (49, 4520246), (86, 2575489), (98, 2260123), (301, 735854), (602, 367927), (2107, 105122), (4214, 52561)]