890303752

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{161521}}^1$

素因数の和:161593

約数の個数: 32

約数和(自身を含む): 1831659480

約数和(自身を除く): 941355728

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 5512, 161521, 323042, 646084, 1292168, 2099773, 4199546, 8399092, 8560613, 16798184, 17121226, 34242452, 68484904, 111287969, 222575938, 445151876, 890303752]

約数ペア:

[(1, 890303752), (2, 445151876), (4, 222575938), (8, 111287969), (13, 68484904), (26, 34242452), (52, 17121226), (53, 16798184), (104, 8560613), (106, 8399092), (212, 4199546), (424, 2099773), (689, 1292168), (1378, 646084), (2756, 323042), (5512, 161521)]