1293393997

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{205529}}^1$

素因数の和:205596

約数の個数: 16

約数和(自身を含む): 1578470400

約数和(自身を除く): 285076403

約数列:

[1, 7, 29, 31, 203, 217, 899, 6293, 205529, 1438703, 5960341, 6371399, 41722387, 44599793, 184770571, 1293393997]

約数ペア:

[(1, 1293393997), (7, 184770571), (29, 44599793), (31, 41722387), (203, 6371399), (217, 5960341), (899, 1438703), (6293, 205529)]