199697265

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1$

素因数の和:495

約数の個数: 64

約数和(自身を含む): 368121600

約数和(自身を除く): 168424335

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 109, 123, 135, 205, 327, 331, 369, 545, 615, 981, 993, 1107, 1635, 1655, 1845, 2943, 2979, 4469, 4905, 4965, 5535, 8937, 13407, 13571, 14715, 14895, 22345, 36079, 40221, 40713, 44685, 67035, 67855, 108237, 120663, 122139, 180395, 201105, 203565, 324711, 366417, 541185, 603315, 610695, 974133, 1479239, 1623555, 1832085, 4437717, 4870665, 7396195, 13313151, 22188585, 39939453, 66565755, 199697265]

約数ペア:

[(1, 199697265), (3, 66565755), (5, 39939453), (9, 22188585), (15, 13313151), (27, 7396195), (41, 4870665), (45, 4437717), (109, 1832085), (123, 1623555), (135, 1479239), (205, 974133), (327, 610695), (331, 603315), (369, 541185), (545, 366417), (615, 324711), (981, 203565), (993, 201105), (1107, 180395), (1635, 122139), (1655, 120663), (1845, 108237), (2943, 67855), (2979, 67035), (4469, 44685), (4905, 40713), (4965, 40221), (5535, 36079), (8937, 22345), (13407, 14895), (13571, 14715)]