201654495

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{213391}}^1$

素因数の和:213412

約数の個数: 32

約数和(自身を含む): 409712640

約数和(自身を除く): 208058145

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 213391, 640173, 1066955, 1493737, 1920519, 3200865, 4481211, 5761557, 7468685, 9602595, 13443633, 22406055, 28807785, 40330899, 67218165, 201654495]

約数ペア:

[(1, 201654495), (3, 67218165), (5, 40330899), (7, 28807785), (9, 22406055), (15, 13443633), (21, 9602595), (27, 7468685), (35, 5761557), (45, 4481211), (63, 3200865), (105, 1920519), (135, 1493737), (189, 1066955), (315, 640173), (945, 213391)]