90239212

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{140123}}^1$

素因数の和:140157

約数の個数: 24

約数和(自身を含む): 188326656

約数和(自身を除く): 98087444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 140123, 280246, 560492, 980861, 1961722, 3222829, 3923444, 6445658, 12891316, 22559803, 45119606, 90239212]

約数ペア:

[(1, 90239212), (2, 45119606), (4, 22559803), (7, 12891316), (14, 6445658), (23, 3923444), (28, 3222829), (46, 1961722), (92, 980861), (161, 560492), (322, 280246), (644, 140123)]