12145275

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:985

約数の個数: 48

約数和(自身を含む): 23510400

約数和(自身を除く): 11365125

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 135, 171, 225, 285, 475, 513, 675, 855, 947, 1425, 2565, 2841, 4275, 4735, 8523, 12825, 14205, 17993, 23675, 25569, 42615, 53979, 71025, 89965, 127845, 161937, 213075, 269895, 449825, 485811, 639225, 809685, 1349475, 2429055, 4048425, 12145275]

約数ペア:

[(1, 12145275), (3, 4048425), (5, 2429055), (9, 1349475), (15, 809685), (19, 639225), (25, 485811), (27, 449825), (45, 269895), (57, 213075), (75, 161937), (95, 127845), (135, 89965), (171, 71025), (225, 53979), (285, 42615), (475, 25569), (513, 23675), (675, 17993), (855, 14205), (947, 12825), (1425, 8523), (2565, 4735), (2841, 4275)]