421806913

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 496419840

約数和(自身を除く): 74612927

約数列:

[1, 11, 23, 53, 83, 253, 379, 583, 913, 1219, 1909, 4169, 4399, 8717, 13409, 20087, 20999, 31457, 48389, 95887, 101177, 220957, 346027, 462001, 723511, 1112947, 1667221, 5082011, 7958621, 18339431, 38346083, 421806913]

約数ペア:

[(1, 421806913), (11, 38346083), (23, 18339431), (53, 7958621), (83, 5082011), (253, 1667221), (379, 1112947), (583, 723511), (913, 462001), (1219, 346027), (1909, 220957), (4169, 101177), (4399, 95887), (8717, 48389), (13409, 31457), (20087, 20999)]