2155545

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{2281}}^1$

素因数の和:2302

約数の個数: 32

約数和(自身を含む): 4381440

約数和(自身を除く): 2225895

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 2281, 6843, 11405, 15967, 20529, 34215, 47901, 61587, 79835, 102645, 143703, 239505, 307935, 431109, 718515, 2155545]

約数ペア:

[(1, 2155545), (3, 718515), (5, 431109), (7, 307935), (9, 239505), (15, 143703), (21, 102645), (27, 79835), (35, 61587), (45, 47901), (63, 34215), (105, 20529), (135, 15967), (189, 11405), (315, 6843), (945, 2281)]