1385223861

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{51817}}^1$

素因数の和:51913

約数の個数: 32

約数和(自身を含む): 2255119360

約数和(自身を除く): 869895499

約数列:

[1, 3, 7, 19, 21, 57, 67, 133, 201, 399, 469, 1273, 1407, 3819, 8911, 26733, 51817, 155451, 362719, 984523, 1088157, 2953569, 3471739, 6891661, 10415217, 20674983, 24302173, 65963041, 72906519, 197889123, 461741287, 1385223861]

約数ペア:

[(1, 1385223861), (3, 461741287), (7, 197889123), (19, 72906519), (21, 65963041), (57, 24302173), (67, 20674983), (133, 10415217), (201, 6891661), (399, 3471739), (469, 2953569), (1273, 1088157), (1407, 984523), (3819, 362719), (8911, 155451), (26733, 51817)]