38399193

素因数分解:

$3^2\times 7^4\times {\mathrm{1777}}^1$

素因数の和:1811

約数の個数: 30

約数和(自身を含む): 64742314

約数和(自身を除く): 26343121

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 1777, 2401, 3087, 5331, 7203, 12439, 15993, 21609, 37317, 87073, 111951, 261219, 609511, 783657, 1828533, 4266577, 5485599, 12799731, 38399193]

約数ペア:

[(1, 38399193), (3, 12799731), (7, 5485599), (9, 4266577), (21, 1828533), (49, 783657), (63, 609511), (147, 261219), (343, 111951), (441, 87073), (1029, 37317), (1777, 21609), (2401, 15993), (3087, 12439), (5331, 7203)]