219047738

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{171937}}^1$

素因数の和:171966

約数の個数: 24

約数和(自身を含む): 411619572

約数和(自身を除く): 192571834

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 171937, 343874, 1203559, 2235181, 2407118, 4470362, 8424913, 15646267, 16849826, 31292534, 109523869, 219047738]

約数ペア:

[(1, 219047738), (2, 109523869), (7, 31292534), (13, 16849826), (14, 15646267), (26, 8424913), (49, 4470362), (91, 2407118), (98, 2235181), (182, 1203559), (637, 343874), (1274, 171937)]