221824494

素因数分解:

$2^1\times 3^6\times {\mathrm{353}}^1\times {\mathrm{431}}^1$

素因数の和:804

約数の個数: 56

約数和(自身を含む): 501450912

約数和(自身を除く): 279626418

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 353, 431, 486, 706, 729, 862, 1059, 1293, 1458, 2118, 2586, 3177, 3879, 6354, 7758, 9531, 11637, 19062, 23274, 28593, 34911, 57186, 69822, 85779, 104733, 152143, 171558, 209466, 257337, 304286, 314199, 456429, 514674, 628398, 912858, 1369287, 2738574, 4107861, 8215722, 12323583, 24647166, 36970749, 73941498, 110912247, 221824494]

約数ペア:

[(1, 221824494), (2, 110912247), (3, 73941498), (6, 36970749), (9, 24647166), (18, 12323583), (27, 8215722), (54, 4107861), (81, 2738574), (162, 1369287), (243, 912858), (353, 628398), (431, 514674), (486, 456429), (706, 314199), (729, 304286), (862, 257337), (1059, 209466), (1293, 171558), (1458, 152143), (2118, 104733), (2586, 85779), (3177, 69822), (3879, 57186), (6354, 34911), (7758, 28593), (9531, 23274), (11637, 19062)]