128306416

素因数分解:

$2^4\times 7^1\times {\mathrm{1145593}}^1$

素因数の和:1145608

約数の個数: 20

約数和(自身を含む): 284107312

約数和(自身を除く): 155800896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1145593, 2291186, 4582372, 8019151, 9164744, 16038302, 18329488, 32076604, 64153208, 128306416]

約数ペア:

[(1, 128306416), (2, 64153208), (4, 32076604), (7, 18329488), (8, 16038302), (14, 9164744), (16, 8019151), (28, 4582372), (56, 2291186), (112, 1145593)]