395629381

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{1039}}^1$

素因数の和:1481

約数の個数: 24

約数和(自身を含む): 486096000

約数和(自身を除く): 90466619

約数列:

[1, 7, 19, 49, 133, 409, 931, 1039, 2863, 7273, 7771, 19741, 20041, 50911, 54397, 138187, 380779, 424951, 967309, 2974657, 8074069, 20822599, 56518483, 395629381]

約数ペア:

[(1, 395629381), (7, 56518483), (19, 20822599), (49, 8074069), (133, 2974657), (409, 967309), (931, 424951), (1039, 380779), (2863, 138187), (7273, 54397), (7771, 50911), (19741, 20041)]