26011209

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 43411200

約数和(自身を除く): 17399991

約数列:

[1, 3, 7, 19, 21, 49, 57, 67, 133, 139, 147, 201, 399, 417, 469, 931, 973, 1273, 1407, 2641, 2793, 2919, 3283, 3819, 6811, 7923, 8911, 9313, 9849, 18487, 20433, 26733, 27939, 55461, 62377, 65191, 129409, 176947, 187131, 195573, 388227, 456337, 530841, 1238629, 1369011, 3715887, 8670403, 26011209]

約数ペア:

[(1, 26011209), (3, 8670403), (7, 3715887), (19, 1369011), (21, 1238629), (49, 530841), (57, 456337), (67, 388227), (133, 195573), (139, 187131), (147, 176947), (201, 129409), (399, 65191), (417, 62377), (469, 55461), (931, 27939), (973, 26733), (1273, 20433), (1407, 18487), (2641, 9849), (2793, 9313), (2919, 8911), (3283, 7923), (3819, 6811)]