47195757

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:467

約数の個数: 64

約数和(自身を含む): 87114240

約数和(自身を除く): 39918483

約数列:

[1, 3, 7, 9, 17, 21, 27, 37, 51, 63, 111, 119, 153, 189, 259, 333, 357, 397, 459, 629, 777, 999, 1071, 1191, 1887, 2331, 2779, 3213, 3573, 4403, 5661, 6749, 6993, 8337, 10719, 13209, 14689, 16983, 20247, 25011, 39627, 44067, 47243, 60741, 75033, 102823, 118881, 132201, 141729, 182223, 249713, 308469, 396603, 425187, 749139, 925407, 1275561, 1747991, 2247417, 2776221, 5243973, 6742251, 15731919, 47195757]

約数ペア:

[(1, 47195757), (3, 15731919), (7, 6742251), (9, 5243973), (17, 2776221), (21, 2247417), (27, 1747991), (37, 1275561), (51, 925407), (63, 749139), (111, 425187), (119, 396603), (153, 308469), (189, 249713), (259, 182223), (333, 141729), (357, 132201), (397, 118881), (459, 102823), (629, 75033), (777, 60741), (999, 47243), (1071, 44067), (1191, 39627), (1887, 25011), (2331, 20247), (2779, 16983), (3213, 14689), (3573, 13209), (4403, 10719), (5661, 8337), (6749, 6993)]