2091285

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{2213}}^1$

素因数の和:2234

約数の個数: 32

約数和(自身を含む): 4250880

約数和(自身を除く): 2159595

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 2213, 6639, 11065, 15491, 19917, 33195, 46473, 59751, 77455, 99585, 139419, 232365, 298755, 418257, 697095, 2091285]

約数ペア:

[(1, 2091285), (3, 697095), (5, 418257), (7, 298755), (9, 232365), (15, 139419), (21, 99585), (27, 77455), (35, 59751), (45, 46473), (63, 33195), (105, 19917), (135, 15491), (189, 11065), (315, 6639), (945, 2213)]