209138691

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{35879}}^1$

素因数の和:35978

約数の個数: 16

約数和(自身を含む): 292780800

約数和(自身を除く): 83642109

約数列:

[1, 3, 29, 67, 87, 201, 1943, 5829, 35879, 107637, 1040491, 2403893, 3121473, 7211679, 69712897, 209138691]

約数ペア:

[(1, 209138691), (3, 69712897), (29, 7211679), (67, 3121473), (87, 2403893), (201, 1040491), (1943, 107637), (5829, 35879)]