639270072556

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{17959}}^1\times {\mathrm{99989}}^1$

素因数の和:118041

約数の個数: 24

約数和(自身を含む): 1131366852000

約数和(自身を除く): 492096779444

約数列:

[1, 2, 4, 89, 178, 356, 17959, 35918, 71836, 99989, 199978, 399956, 1598351, 3196702, 6393404, 8899021, 17798042, 35596084, 1795702451, 3591404902, 7182809804, 159817518139, 319635036278, 639270072556]

約数ペア:

[(1, 639270072556), (2, 319635036278), (4, 159817518139), (89, 7182809804), (178, 3591404902), (356, 1795702451), (17959, 35596084), (35918, 17798042), (71836, 8899021), (99989, 6393404), (199978, 3196702), (399956, 1598351)]