217403776

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{89393}}^1$

素因数の和:89426

約数の個数: 32

約数和(自身を含む): 455909400

約数和(自身を除く): 238505624

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 89393, 178786, 357572, 715144, 1430288, 1698467, 2860576, 3396934, 5721152, 6793868, 11442304, 13587736, 27175472, 54350944, 108701888, 217403776]

約数ペア:

[(1, 217403776), (2, 108701888), (4, 54350944), (8, 27175472), (16, 13587736), (19, 11442304), (32, 6793868), (38, 5721152), (64, 3396934), (76, 2860576), (128, 1698467), (152, 1430288), (304, 715144), (608, 357572), (1216, 178786), (2432, 89393)]