72109317

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{431}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 114130944

約数和(自身を除く): 42021627

約数列:

[1, 3, 7, 21, 31, 93, 217, 257, 431, 651, 771, 1293, 1799, 3017, 5397, 7967, 9051, 13361, 23901, 40083, 55769, 93527, 110767, 167307, 280581, 332301, 775369, 2326107, 3433777, 10301331, 24036439, 72109317]

約数ペア:

[(1, 72109317), (3, 24036439), (7, 10301331), (21, 3433777), (31, 2326107), (93, 775369), (217, 332301), (257, 280581), (431, 167307), (651, 110767), (771, 93527), (1293, 55769), (1799, 40083), (3017, 23901), (5397, 13361), (7967, 9051)]