128960916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{1535249}}^1$

素因数の和:1535263

約数の個数: 24

約数和(自身を含む): 343896000

約数和(自身を除く): 214935084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1535249, 3070498, 4605747, 6140996, 9211494, 10746743, 18422988, 21493486, 32240229, 42986972, 64480458, 128960916]

約数ペア:

[(1, 128960916), (2, 64480458), (3, 42986972), (4, 32240229), (6, 21493486), (7, 18422988), (12, 10746743), (14, 9211494), (21, 6140996), (28, 4605747), (42, 3070498), (84, 1535249)]