198291285

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1171}}^1$

素因数の和:1306

約数の個数: 48

約数和(自身を含む): 355425408

約数和(自身を除く): 157134123

約数列:

[1, 3, 5, 9, 15, 45, 53, 71, 159, 213, 265, 355, 477, 639, 795, 1065, 1171, 2385, 3195, 3513, 3763, 5855, 10539, 11289, 17565, 18815, 33867, 52695, 56445, 62063, 83141, 169335, 186189, 249423, 310315, 415705, 558567, 748269, 930945, 1247115, 2792835, 3741345, 4406473, 13219419, 22032365, 39658257, 66097095, 198291285]

約数ペア:

[(1, 198291285), (3, 66097095), (5, 39658257), (9, 22032365), (15, 13219419), (45, 4406473), (53, 3741345), (71, 2792835), (159, 1247115), (213, 930945), (265, 748269), (355, 558567), (477, 415705), (639, 310315), (795, 249423), (1065, 186189), (1171, 169335), (2385, 83141), (3195, 62063), (3513, 56445), (3763, 52695), (5855, 33867), (10539, 18815), (11289, 17565)]