203904361

素因数分解:

${\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1\times {\mathrm{397}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 216180864

約数和(自身を除く): 12276503

約数列:

[1, 23, 137, 163, 397, 3151, 3749, 9131, 22331, 54389, 64711, 513613, 1250947, 1488353, 8865407, 203904361]

約数ペア:

[(1, 203904361), (23, 8865407), (137, 1488353), (163, 1250947), (397, 513613), (3151, 64711), (3749, 54389), (9131, 22331)]