254920281427

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{1217}}^1\times {\mathrm{70079}}^1$

素因数の和:71371

約数の個数: 24

約数和(自身を含む): 301653192960

約数和(自身を除く): 46732911533

約数列:

[1, 7, 49, 61, 427, 1217, 2989, 8519, 59633, 70079, 74237, 490553, 519659, 3433871, 3637613, 4274819, 29923733, 85286143, 209466131, 597003001, 4179021007, 5202454723, 36417183061, 254920281427]

約数ペア:

[(1, 254920281427), (7, 36417183061), (49, 5202454723), (61, 4179021007), (427, 597003001), (1217, 209466131), (2989, 85286143), (8519, 29923733), (59633, 4274819), (70079, 3637613), (74237, 3433871), (490553, 519659)]