142965

素因数分解:

$3^4\times 5^1\times {\mathrm{353}}^1$

素因数の和:370

約数の個数: 20

約数和(自身を含む): 257004

約数和(自身を除く): 114039

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 353, 405, 1059, 1765, 3177, 5295, 9531, 15885, 28593, 47655, 142965]

約数ペア:

[(1, 142965), (3, 47655), (5, 28593), (9, 15885), (15, 9531), (27, 5295), (45, 3177), (81, 1765), (135, 1059), (353, 405)]