28671884

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1873}}^1$

素因数の和:2009

約数の個数: 24

約数和(自身を含む): 51947280

約数和(自身を除く): 23275396

約数列:

[1, 2, 4, 43, 86, 89, 172, 178, 356, 1873, 3746, 3827, 7492, 7654, 15308, 80539, 161078, 166697, 322156, 333394, 666788, 7167971, 14335942, 28671884]

約数ペア:

[(1, 28671884), (2, 14335942), (4, 7167971), (43, 666788), (86, 333394), (89, 322156), (172, 166697), (178, 161078), (356, 80539), (1873, 15308), (3746, 7654), (3827, 7492)]