128803472

素因数分解:

$2^4\times 7^1\times {\mathrm{1150031}}^1$

素因数の和:1150046

約数の個数: 20

約数和(自身を含む): 285207936

約数和(自身を除く): 156404464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1150031, 2300062, 4600124, 8050217, 9200248, 16100434, 18400496, 32200868, 64401736, 128803472]

約数ペア:

[(1, 128803472), (2, 64401736), (4, 32200868), (7, 18400496), (8, 16100434), (14, 9200248), (16, 8050217), (28, 4600124), (56, 2300062), (112, 1150031)]