2728215

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{2887}}^1$

素因数の和:2908

約数の個数: 32

約数和(自身を含む): 5544960

約数和(自身を除く): 2816745

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 2887, 8661, 14435, 20209, 25983, 43305, 60627, 77949, 101045, 129915, 181881, 303135, 389745, 545643, 909405, 2728215]

約数ペア:

[(1, 2728215), (3, 909405), (5, 545643), (7, 389745), (9, 303135), (15, 181881), (21, 129915), (27, 101045), (35, 77949), (45, 60627), (63, 43305), (105, 25983), (135, 20209), (189, 14435), (315, 8661), (945, 2887)]