28218776

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{207491}}^1$

素因数の和:207514

約数の個数: 16

約数和(自身を含む): 56022840

約数和(自身を除く): 27804064

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 207491, 414982, 829964, 1659928, 3527347, 7054694, 14109388, 28218776]

約数ペア:

[(1, 28218776), (2, 14109388), (4, 7054694), (8, 3527347), (17, 1659928), (34, 829964), (68, 414982), (136, 207491)]