78978616

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{229589}}^1$

素因数の和:229638

約数の個数: 16

約数和(自身を含む): 151529400

約数和(自身を除く): 72550784

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 229589, 459178, 918356, 1836712, 9872327, 19744654, 39489308, 78978616]

約数ペア:

[(1, 78978616), (2, 39489308), (4, 19744654), (8, 9872327), (43, 1836712), (86, 918356), (172, 459178), (344, 229589)]