289328816

素因数分解:

$2^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{22861}}^1$

素因数の和:22989

約数の個数: 40

約数和(自身を含む): 646354464

約数和(自身を除く): 357025648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 113, 226, 452, 791, 904, 1582, 1808, 3164, 6328, 12656, 22861, 45722, 91444, 160027, 182888, 320054, 365776, 640108, 1280216, 2560432, 2583293, 5166586, 10333172, 18083051, 20666344, 36166102, 41332688, 72332204, 144664408, 289328816]

約数ペア:

[(1, 289328816), (2, 144664408), (4, 72332204), (7, 41332688), (8, 36166102), (14, 20666344), (16, 18083051), (28, 10333172), (56, 5166586), (112, 2583293), (113, 2560432), (226, 1280216), (452, 640108), (791, 365776), (904, 320054), (1582, 182888), (1808, 160027), (3164, 91444), (6328, 45722), (12656, 22861)]