204345675

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{21121}}^1$

素因数の和:21180

約数の個数: 36

約数和(自身を含む): 374535304

約数和(自身を除く): 170189629

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 387, 645, 1075, 1935, 3225, 9675, 21121, 63363, 105605, 190089, 316815, 528025, 908203, 950445, 1584075, 2724609, 4541015, 4752225, 8173827, 13623045, 22705075, 40869135, 68115225, 204345675]

約数ペア:

[(1, 204345675), (3, 68115225), (5, 40869135), (9, 22705075), (15, 13623045), (25, 8173827), (43, 4752225), (45, 4541015), (75, 2724609), (129, 1584075), (215, 950445), (225, 908203), (387, 528025), (645, 316815), (1075, 190089), (1935, 105605), (3225, 63363), (9675, 21121)]