78418312

素因数分解:

$2^3\times 7^1\times {\mathrm{1400327}}^1$

素因数の和:1400340

約数の個数: 16

約数和(自身を含む): 168039360

約数和(自身を除く): 89621048

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1400327, 2800654, 5601308, 9802289, 11202616, 19604578, 39209156, 78418312]

約数ペア:

[(1, 78418312), (2, 39209156), (4, 19604578), (7, 11202616), (8, 9802289), (14, 5601308), (28, 2800654), (56, 1400327)]