219907534

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{21313}}^1$

素因数の和:21400

約数の個数: 32

約数和(自身を含む): 417413376

約数和(自身を除く): 197505842

約数列:

[1, 2, 7, 11, 14, 22, 67, 77, 134, 154, 469, 737, 938, 1474, 5159, 10318, 21313, 42626, 149191, 234443, 298382, 468886, 1427971, 1641101, 2855942, 3282202, 9995797, 15707681, 19991594, 31415362, 109953767, 219907534]

約数ペア:

[(1, 219907534), (2, 109953767), (7, 31415362), (11, 19991594), (14, 15707681), (22, 9995797), (67, 3282202), (77, 2855942), (134, 1641101), (154, 1427971), (469, 468886), (737, 298382), (938, 234443), (1474, 149191), (5159, 42626), (10318, 21313)]