128225432

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{225749}}^1$

素因数の和:225826

約数の個数: 16

約数和(自身を含む): 243810000

約数和(自身を除く): 115584568

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 225749, 451498, 902996, 1805992, 16028179, 32056358, 64112716, 128225432]

約数ペア:

[(1, 128225432), (2, 64112716), (4, 32056358), (8, 16028179), (71, 1805992), (142, 902996), (284, 451498), (568, 225749)]