201748905

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2543}}^1$

素因数の和:2638

約数の個数: 48

約数和(自身を含む): 366702336

約数和(自身を除く): 164953431

約数列:

[1, 3, 5, 9, 15, 41, 43, 45, 123, 129, 205, 215, 369, 387, 615, 645, 1763, 1845, 1935, 2543, 5289, 7629, 8815, 12715, 15867, 22887, 26445, 38145, 79335, 104263, 109349, 114435, 312789, 328047, 521315, 546745, 938367, 984141, 1563945, 1640235, 4483309, 4691835, 4920705, 13449927, 22416545, 40349781, 67249635, 201748905]

約数ペア:

[(1, 201748905), (3, 67249635), (5, 40349781), (9, 22416545), (15, 13449927), (41, 4920705), (43, 4691835), (45, 4483309), (123, 1640235), (129, 1563945), (205, 984141), (215, 938367), (369, 546745), (387, 521315), (615, 328047), (645, 312789), (1763, 114435), (1845, 109349), (1935, 104263), (2543, 79335), (5289, 38145), (7629, 26445), (8815, 22887), (12715, 15867)]