221581472

素因数分解:

$2^5\times 7^1\times {\mathrm{127}}^1\times {\mathrm{7789}}^1$

素因数の和:7933

約数の個数: 48

約数和(自身を含む): 502548480

約数和(自身を除く): 280967008

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 127, 224, 254, 508, 889, 1016, 1778, 2032, 3556, 4064, 7112, 7789, 14224, 15578, 28448, 31156, 54523, 62312, 109046, 124624, 218092, 249248, 436184, 872368, 989203, 1744736, 1978406, 3956812, 6924421, 7913624, 13848842, 15827248, 27697684, 31654496, 55395368, 110790736, 221581472]

約数ペア:

[(1, 221581472), (2, 110790736), (4, 55395368), (7, 31654496), (8, 27697684), (14, 15827248), (16, 13848842), (28, 7913624), (32, 6924421), (56, 3956812), (112, 1978406), (127, 1744736), (224, 989203), (254, 872368), (508, 436184), (889, 249248), (1016, 218092), (1778, 124624), (2032, 109046), (3556, 62312), (4064, 54523), (7112, 31156), (7789, 28448), (14224, 15578)]