1915515

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{2027}}^1$

素因数の和:2048

約数の個数: 32

約数和(自身を含む): 3893760

約数和(自身を除く): 1978245

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 2027, 6081, 10135, 14189, 18243, 30405, 42567, 54729, 70945, 91215, 127701, 212835, 273645, 383103, 638505, 1915515]

約数ペア:

[(1, 1915515), (3, 638505), (5, 383103), (7, 273645), (9, 212835), (15, 127701), (21, 91215), (27, 70945), (35, 54729), (45, 42567), (63, 30405), (105, 18243), (135, 14189), (189, 10135), (315, 6081), (945, 2027)]