217599344

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{256603}}^1$

素因数の和:256664

約数の個数: 20

約数和(自身を含む): 429555096

約数和(自身を除く): 211955752

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 256603, 513206, 1026412, 2052824, 4105648, 13599959, 27199918, 54399836, 108799672, 217599344]

約数ペア:

[(1, 217599344), (2, 108799672), (4, 54399836), (8, 27199918), (16, 13599959), (53, 4105648), (106, 2052824), (212, 1026412), (424, 513206), (848, 256603)]