278364392

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{21101}}^1$

素因数の和:21221

約数の個数: 32

約数和(自身を含む): 558358920

約数和(自身を除く): 279994528

約数列:

[1, 2, 4, 8, 17, 34, 68, 97, 136, 194, 388, 776, 1649, 3298, 6596, 13192, 21101, 42202, 84404, 168808, 358717, 717434, 1434868, 2046797, 2869736, 4093594, 8187188, 16374376, 34795549, 69591098, 139182196, 278364392]

約数ペア:

[(1, 278364392), (2, 139182196), (4, 69591098), (8, 34795549), (17, 16374376), (34, 8187188), (68, 4093594), (97, 2869736), (136, 2046797), (194, 1434868), (388, 717434), (776, 358717), (1649, 168808), (3298, 84404), (6596, 42202), (13192, 21101)]