281230728

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{689291}}^1$

素因数の和:689317

約数の個数: 32

約数和(自身を含む): 744435360

約数和(自身を除く): 463204632

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 689291, 1378582, 2067873, 2757164, 4135746, 5514328, 8271492, 11717947, 16542984, 23435894, 35153841, 46871788, 70307682, 93743576, 140615364, 281230728]

約数ペア:

[(1, 281230728), (2, 140615364), (3, 93743576), (4, 70307682), (6, 46871788), (8, 35153841), (12, 23435894), (17, 16542984), (24, 11717947), (34, 8271492), (51, 5514328), (68, 4135746), (102, 2757164), (136, 2067873), (204, 1378582), (408, 689291)]