978012986

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{61379}}^1$

素因数の和:61669

約数の個数: 16

約数和(自身を含む): 1520259840

約数和(自身を除く): 542246854

約数列:

[1, 2, 31, 62, 257, 514, 7967, 15934, 61379, 122758, 1902749, 3805498, 15774403, 31548806, 489006493, 978012986]

約数ペア:

[(1, 978012986), (2, 489006493), (31, 31548806), (62, 15774403), (257, 3805498), (514, 1902749), (7967, 122758), (15934, 61379)]