28651256

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{210671}}^1$

素因数の和:210694

約数の個数: 16

約数和(自身を含む): 56881440

約数和(自身を除く): 28230184

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 210671, 421342, 842684, 1685368, 3581407, 7162814, 14325628, 28651256]

約数ペア:

[(1, 28651256), (2, 14325628), (4, 7162814), (8, 3581407), (17, 1685368), (34, 842684), (68, 421342), (136, 210671)]