1518993

素因数分解:

$3^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:88

約数の個数: 48

約数和(自身を含む): 2795520

約数和(自身を除く): 1276527

約数列:

[1, 3, 7, 9, 19, 21, 27, 47, 57, 63, 81, 133, 141, 171, 189, 243, 329, 399, 423, 513, 567, 893, 987, 1197, 1269, 1539, 1701, 2679, 2961, 3591, 3807, 4617, 6251, 8037, 8883, 10773, 11421, 18753, 24111, 26649, 32319, 56259, 72333, 79947, 168777, 216999, 506331, 1518993]

約数ペア:

[(1, 1518993), (3, 506331), (7, 216999), (9, 168777), (19, 79947), (21, 72333), (27, 56259), (47, 32319), (57, 26649), (63, 24111), (81, 18753), (133, 11421), (141, 10773), (171, 8883), (189, 8037), (243, 6251), (329, 4617), (399, 3807), (423, 3591), (513, 2961), (567, 2679), (893, 1701), (987, 1539), (1197, 1269)]