28211794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 47355840

約数和(自身を除く): 19144046

約数列:

[1, 2, 13, 26, 53, 59, 106, 118, 347, 689, 694, 767, 1378, 1534, 3127, 4511, 6254, 9022, 18391, 20473, 36782, 40651, 40946, 81302, 239083, 266149, 478166, 532298, 1085069, 2170138, 14105897, 28211794]

約数ペア:

[(1, 28211794), (2, 14105897), (13, 2170138), (26, 1085069), (53, 532298), (59, 478166), (106, 266149), (118, 239083), (347, 81302), (689, 40946), (694, 40651), (767, 36782), (1378, 20473), (1534, 18391), (3127, 9022), (4511, 6254)]