1221458

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2029}}^1$

素因数の和:2081

約数の個数: 16

約数和(自身を含む): 2143680

約数和(自身を除く): 922222

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 2029, 4058, 14203, 28406, 87247, 174494, 610729, 1221458]

約数ペア:

[(1, 1221458), (2, 610729), (7, 174494), (14, 87247), (43, 28406), (86, 14203), (301, 4058), (602, 2029)]