213676869

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{7993}}^1$

素因数の和:8089

約数の個数: 32

約数和(自身を含む): 347898880

約数和(自身を除く): 134222011

約数列:

[1, 3, 7, 19, 21, 57, 67, 133, 201, 399, 469, 1273, 1407, 3819, 7993, 8911, 23979, 26733, 55951, 151867, 167853, 455601, 535531, 1063069, 1606593, 3189207, 3748717, 10175089, 11246151, 30525267, 71225623, 213676869]

約数ペア:

[(1, 213676869), (3, 71225623), (7, 30525267), (19, 11246151), (21, 10175089), (57, 3748717), (67, 3189207), (133, 1606593), (201, 1063069), (399, 535531), (469, 455601), (1273, 167853), (1407, 151867), (3819, 55951), (7993, 26733), (8911, 23979)]