1027215

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{1087}}^1$

素因数の和:1108

約数の個数: 32

約数和(自身を含む): 2088960

約数和(自身を除く): 1061745

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 1087, 3261, 5435, 7609, 9783, 16305, 22827, 29349, 38045, 48915, 68481, 114135, 146745, 205443, 342405, 1027215]

約数ペア:

[(1, 1027215), (3, 342405), (5, 205443), (7, 146745), (9, 114135), (15, 68481), (21, 48915), (27, 38045), (35, 29349), (45, 22827), (63, 16305), (105, 9783), (135, 7609), (189, 5435), (315, 3261), (945, 1087)]