871216

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{3203}}^1$

素因数の和:3228

約数の個数: 20

約数和(自身を含む): 1787832

約数和(自身を除く): 916616

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 3203, 6406, 12812, 25624, 51248, 54451, 108902, 217804, 435608, 871216]

約数ペア:

[(1, 871216), (2, 435608), (4, 217804), (8, 108902), (16, 54451), (17, 51248), (34, 25624), (68, 12812), (136, 6406), (272, 3203)]