128919084

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{1534751}}^1$

素因数の和:1534765

約数の個数: 24

約数和(自身を含む): 343784448

約数和(自身を除く): 214865364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1534751, 3069502, 4604253, 6139004, 9208506, 10743257, 18417012, 21486514, 32229771, 42973028, 64459542, 128919084]

約数ペア:

[(1, 128919084), (2, 64459542), (3, 42973028), (4, 32229771), (6, 21486514), (7, 18417012), (12, 10743257), (14, 9208506), (21, 6139004), (28, 4604253), (42, 3069502), (84, 1534751)]