1293957

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:102

約数の個数: 48

約数和(自身を含む): 2396160

約数和(自身を除く): 1102203

約数列:

[1, 3, 7, 9, 19, 21, 23, 47, 57, 63, 69, 133, 141, 161, 171, 207, 329, 399, 423, 437, 483, 893, 987, 1081, 1197, 1311, 1449, 2679, 2961, 3059, 3243, 3933, 6251, 7567, 8037, 9177, 9729, 18753, 20539, 22701, 27531, 56259, 61617, 68103, 143773, 184851, 431319, 1293957]

約数ペア:

[(1, 1293957), (3, 431319), (7, 184851), (9, 143773), (19, 68103), (21, 61617), (23, 56259), (47, 27531), (57, 22701), (63, 20539), (69, 18753), (133, 9729), (141, 9177), (161, 8037), (171, 7567), (207, 6251), (329, 3933), (399, 3243), (423, 3059), (437, 2961), (483, 2679), (893, 1449), (987, 1311), (1081, 1197)]