137655

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:60

約数の個数: 48

約数和(自身を含む): 299520

約数和(自身を除く): 161865

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 23, 35, 45, 57, 63, 69, 95, 105, 115, 133, 161, 171, 207, 285, 315, 345, 399, 437, 483, 665, 805, 855, 1035, 1197, 1311, 1449, 1995, 2185, 2415, 3059, 3933, 5985, 6555, 7245, 9177, 15295, 19665, 27531, 45885, 137655]

約数ペア:

[(1, 137655), (3, 45885), (5, 27531), (7, 19665), (9, 15295), (15, 9177), (19, 7245), (21, 6555), (23, 5985), (35, 3933), (45, 3059), (57, 2415), (63, 2185), (69, 1995), (95, 1449), (105, 1311), (115, 1197), (133, 1035), (161, 855), (171, 805), (207, 665), (285, 483), (315, 437), (345, 399)]