68430628

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{128629}}^1$

素因数の和:128659

約数の個数: 24

約数和(自身を含む): 144065600

約数和(自身を除く): 75634972

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 128629, 257258, 514516, 900403, 1800806, 2443951, 3601612, 4887902, 9775804, 17107657, 34215314, 68430628]

約数ペア:

[(1, 68430628), (2, 34215314), (4, 17107657), (7, 9775804), (14, 4887902), (19, 3601612), (28, 2443951), (38, 1800806), (76, 900403), (133, 514516), (266, 257258), (532, 128629)]