15868629

素因数分解:

$3^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 28654080

約数和(自身を除く): 12785451

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 243, 399, 491, 513, 567, 1197, 1473, 1539, 1701, 3437, 3591, 4419, 4617, 9329, 10311, 10773, 13257, 27987, 30933, 32319, 39771, 65303, 83961, 92799, 119313, 195909, 251883, 278397, 587727, 755649, 835191, 1763181, 2266947, 5289543, 15868629]

約数ペア:

[(1, 15868629), (3, 5289543), (7, 2266947), (9, 1763181), (19, 835191), (21, 755649), (27, 587727), (57, 278397), (63, 251883), (81, 195909), (133, 119313), (171, 92799), (189, 83961), (243, 65303), (399, 39771), (491, 32319), (513, 30933), (567, 27987), (1197, 13257), (1473, 10773), (1539, 10311), (1701, 9329), (3437, 4617), (3591, 4419)]