678764156926

素因数分解:

$2^1\times {\mathrm{421}}^1\times {\mathrm{21821}}^1\times {\mathrm{36943}}^1$

素因数の和:59187

約数の個数: 16

約数和(自身を含む): 1020639031488

約数和(自身を除く): 341874874562

約数列:

[1, 2, 421, 842, 21821, 36943, 43642, 73886, 9186641, 15553003, 18373282, 31106006, 806133203, 1612266406, 339382078463, 678764156926]

約数ペア:

[(1, 678764156926), (2, 339382078463), (421, 1612266406), (842, 806133203), (21821, 31106006), (36943, 18373282), (43642, 15553003), (73886, 9186641)]