213335969

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{727}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 276197376

約数和(自身を除く): 62861407

約数列:

[1, 7, 11, 37, 77, 103, 259, 407, 721, 727, 1133, 2849, 3811, 5089, 7931, 7997, 26677, 26899, 41921, 55979, 74881, 188293, 293447, 295889, 524167, 823691, 2071223, 2770597, 5765837, 19394179, 30476567, 213335969]

約数ペア:

[(1, 213335969), (7, 30476567), (11, 19394179), (37, 5765837), (77, 2770597), (103, 2071223), (259, 823691), (407, 524167), (721, 295889), (727, 293447), (1133, 188293), (2849, 74881), (3811, 55979), (5089, 41921), (7931, 26899), (7997, 26677)]