20138405679

素因数分解:

$3^3\times 7^3\times {\mathrm{2174539}}^1$

素因数の和:2174569

約数の個数: 32

約数和(自身を含む): 34792640000

約数和(自身を除く): 14654234321

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 3087, 9261, 2174539, 6523617, 15221773, 19570851, 45665319, 58712553, 106552411, 136995957, 319657233, 410987871, 745866877, 958971699, 2237600631, 2876915097, 6712801893, 20138405679]

約数ペア:

[(1, 20138405679), (3, 6712801893), (7, 2876915097), (9, 2237600631), (21, 958971699), (27, 745866877), (49, 410987871), (63, 319657233), (147, 136995957), (189, 106552411), (343, 58712553), (441, 45665319), (1029, 19570851), (1323, 15221773), (3087, 6523617), (9261, 2174539)]