128742090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{4291403}}^1$

素因数の和:4291413

約数の個数: 16

約数和(自身を含む): 308981088

約数和(自身を除く): 180238998

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 4291403, 8582806, 12874209, 21457015, 25748418, 42914030, 64371045, 128742090]

約数ペア:

[(1, 128742090), (2, 64371045), (3, 42914030), (5, 25748418), (6, 21457015), (10, 12874209), (15, 8582806), (30, 4291403)]