216223316

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{389}}^1\times {\mathrm{1759}}^1$

素因数の和:2231

約数の個数: 24

約数和(自身を含む): 384384000

約数和(自身を除く): 168160684

約数列:

[1, 2, 4, 79, 158, 316, 389, 778, 1556, 1759, 3518, 7036, 30731, 61462, 122924, 138961, 277922, 555844, 684251, 1368502, 2737004, 54055829, 108111658, 216223316]

約数ペア:

[(1, 216223316), (2, 108111658), (4, 54055829), (79, 2737004), (158, 1368502), (316, 684251), (389, 555844), (778, 277922), (1556, 138961), (1759, 122924), (3518, 61462), (7036, 30731)]