1671435

素因数分解:

$3^4\times 5^1\times {\mathrm{4127}}^1$

素因数の和:4144

約数の個数: 20

約数和(自身を含む): 2996928

約数和(自身を除く): 1325493

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4127, 12381, 20635, 37143, 61905, 111429, 185715, 334287, 557145, 1671435]

約数ペア:

[(1, 1671435), (3, 557145), (5, 334287), (9, 185715), (15, 111429), (27, 61905), (45, 37143), (81, 20635), (135, 12381), (405, 4127)]