161783384

素因数分解:

$2^3\times 7^1\times {\mathrm{977}}^1\times {\mathrm{2957}}^1$

素因数の和:3947

約数の個数: 32

約数和(自身を含む): 347150880

約数和(自身を除く): 185367496

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 977, 1954, 2957, 3908, 5914, 6839, 7816, 11828, 13678, 20699, 23656, 27356, 41398, 54712, 82796, 165592, 2888989, 5777978, 11555956, 20222923, 23111912, 40445846, 80891692, 161783384]

約数ペア:

[(1, 161783384), (2, 80891692), (4, 40445846), (7, 23111912), (8, 20222923), (14, 11555956), (28, 5777978), (56, 2888989), (977, 165592), (1954, 82796), (2957, 54712), (3908, 41398), (5914, 27356), (6839, 23656), (7816, 20699), (11828, 13678)]