319919039

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 399893760

約数和(自身を除く): 79974721

約数列:

[1, 11, 17, 29, 31, 121, 173, 187, 319, 341, 493, 527, 899, 1903, 2057, 2941, 3509, 3751, 5017, 5363, 5423, 5797, 9889, 15283, 20933, 32351, 55187, 58993, 59653, 63767, 85289, 91171, 108779, 155527, 168113, 355861, 607057, 648923, 938179, 1002881, 1710797, 1849243, 2643959, 10319969, 11031691, 18818767, 29083549, 319919039]

約数ペア:

[(1, 319919039), (11, 29083549), (17, 18818767), (29, 11031691), (31, 10319969), (121, 2643959), (173, 1849243), (187, 1710797), (319, 1002881), (341, 938179), (493, 648923), (527, 607057), (899, 355861), (1903, 168113), (2057, 155527), (2941, 108779), (3509, 91171), (3751, 85289), (5017, 63767), (5363, 59653), (5423, 58993), (5797, 55187), (9889, 32351), (15283, 20933)]