211671708437

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1123}}^1\times {\mathrm{18481}}^1$

素因数の和:19689

約数の個数: 32

約数和(自身を含む): 255268061184

約数和(自身を除く): 43596352747

約数列:

[1, 7, 31, 47, 217, 329, 1123, 1457, 7861, 10199, 18481, 34813, 52781, 129367, 243691, 369467, 572911, 868607, 1636211, 4010377, 6080249, 11453477, 20754163, 26926817, 145279141, 188487719, 643379053, 975445661, 4503653371, 6828119627, 30238815491, 211671708437]

約数ペア:

[(1, 211671708437), (7, 30238815491), (31, 6828119627), (47, 4503653371), (217, 975445661), (329, 643379053), (1123, 188487719), (1457, 145279141), (7861, 26926817), (10199, 20754163), (18481, 11453477), (34813, 6080249), (52781, 4010377), (129367, 1636211), (243691, 868607), (369467, 572911)]