489017828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{47737}}^1$

素因数の和:47951

約数の個数: 24

約数和(自身を含む): 926308152

約数和(自身を除く): 437290324

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 2561, 5122, 10244, 47737, 95474, 190948, 620581, 1241162, 2482324, 9404189, 18808378, 37616756, 122254457, 244508914, 489017828]

約数ペア:

[(1, 489017828), (2, 244508914), (4, 122254457), (13, 37616756), (26, 18808378), (52, 9404189), (197, 2482324), (394, 1241162), (788, 620581), (2561, 190948), (5122, 95474), (10244, 47737)]