207848739

素因数分解:

$3^1\times 7^3\times {\mathrm{73}}^1\times {\mathrm{2767}}^1$

素因数の和:2864

約数の個数: 32

約数和(自身を含む): 327731200

約数和(自身を除く): 119882461

約数列:

[1, 3, 7, 21, 49, 73, 147, 219, 343, 511, 1029, 1533, 2767, 3577, 8301, 10731, 19369, 25039, 58107, 75117, 135583, 201991, 406749, 605973, 949081, 1413937, 2847243, 4241811, 9897559, 29692677, 69282913, 207848739]

約数ペア:

[(1, 207848739), (3, 69282913), (7, 29692677), (21, 9897559), (49, 4241811), (73, 2847243), (147, 1413937), (219, 949081), (343, 605973), (511, 406749), (1029, 201991), (1533, 135583), (2767, 75117), (3577, 58107), (8301, 25039), (10731, 19369)]