387133090

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{434981}}^1$

素因数の和:435077

約数の個数: 16

約数和(自身を含む): 704670840

約数和(自身を除く): 317537750

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 434981, 869962, 2174905, 4349810, 38713309, 77426618, 193566545, 387133090]

約数ペア:

[(1, 387133090), (2, 193566545), (5, 77426618), (10, 38713309), (89, 4349810), (178, 2174905), (445, 869962), (890, 434981)]