1820289

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:117

約数の個数: 24

約数和(自身を含む): 2689792

約数和(自身を除く): 869503

約数列:

[1, 3, 23, 31, 37, 69, 93, 111, 529, 713, 851, 1147, 1587, 2139, 2553, 3441, 16399, 19573, 26381, 49197, 58719, 79143, 606763, 1820289]

約数ペア:

[(1, 1820289), (3, 606763), (23, 79143), (31, 58719), (37, 49197), (69, 26381), (93, 19573), (111, 16399), (529, 3441), (713, 2553), (851, 2139), (1147, 1587)]