12747135

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19763}}^1$

素因数の和:19814

約数の個数: 16

約数和(自身を含む): 20870784

約数和(自身を除く): 8123649

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 19763, 59289, 98815, 296445, 849809, 2549427, 4249045, 12747135]

約数ペア:

[(1, 12747135), (3, 4249045), (5, 2549427), (15, 849809), (43, 296445), (129, 98815), (215, 59289), (645, 19763)]