388396078

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1206199}}^1$

素因数の和:1206231

約数の個数: 16

約数和(自身を含む): 694771200

約数和(自身を除く): 306375122

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 1206199, 2412398, 8443393, 16886786, 27742577, 55485154, 194198039, 388396078]

約数ペア:

[(1, 388396078), (2, 194198039), (7, 55485154), (14, 27742577), (23, 16886786), (46, 8443393), (161, 2412398), (322, 1206199)]