127921479

素因数分解:

$3^1\times 7^1\times {\mathrm{1489}}^1\times {\mathrm{4091}}^1$

素因数の和:5590

約数の個数: 16

約数和(自身を含む): 195106560

約数和(自身を除く): 67185081

約数列:

[1, 3, 7, 21, 1489, 4091, 4467, 10423, 12273, 28637, 31269, 85911, 6091499, 18274497, 42640493, 127921479]

約数ペア:

[(1, 127921479), (3, 42640493), (7, 18274497), (21, 6091499), (1489, 85911), (4091, 31269), (4467, 28637), (10423, 12273)]