128439078

素因数分解:

$2^1\times 3^1\times {\mathrm{239}}^1\times {\mathrm{89567}}^1$

素因数の和:89811

約数の個数: 16

約数和(自身を含む): 257955840

約数和(自身を除く): 129516762

約数列:

[1, 2, 3, 6, 239, 478, 717, 1434, 89567, 179134, 268701, 537402, 21406513, 42813026, 64219539, 128439078]

約数ペア:

[(1, 128439078), (2, 64219539), (3, 42813026), (6, 21406513), (239, 537402), (478, 268701), (717, 179134), (1434, 89567)]