1331505

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{1409}}^1$

素因数の和:1430

約数の個数: 32

約数和(自身を含む): 2707200

約数和(自身を除く): 1375695

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 1409, 4227, 7045, 9863, 12681, 21135, 29589, 38043, 49315, 63405, 88767, 147945, 190215, 266301, 443835, 1331505]

約数ペア:

[(1, 1331505), (3, 443835), (5, 266301), (7, 190215), (9, 147945), (15, 88767), (21, 63405), (27, 49315), (35, 38043), (45, 29589), (63, 21135), (105, 12681), (135, 9863), (189, 7045), (315, 4227), (945, 1409)]