1288396816

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{676679}}^1$

素因数の和:676711

約数の個数: 40

約数和(自身を含む): 3020699520

約数和(自身を除く): 1732302704

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 676679, 1353358, 2706716, 4736753, 5413432, 9473506, 10826864, 11503543, 18947012, 23007086, 37894024, 46014172, 75788048, 80524801, 92028344, 161049602, 184056688, 322099204, 644198408, 1288396816]

約数ペア:

[(1, 1288396816), (2, 644198408), (4, 322099204), (7, 184056688), (8, 161049602), (14, 92028344), (16, 80524801), (17, 75788048), (28, 46014172), (34, 37894024), (56, 23007086), (68, 18947012), (112, 11503543), (119, 10826864), (136, 9473506), (238, 5413432), (272, 4736753), (476, 2706716), (952, 1353358), (1904, 676679)]