1319257919

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{3709}}^1$

素因数の和:3808

約数の個数: 32

約数和(自身を含む): 1656144000

約数和(自身を除く): 336886081

約数列:

[1, 7, 17, 49, 61, 119, 343, 427, 833, 1037, 2989, 3709, 5831, 7259, 20923, 25963, 50813, 63053, 181741, 226249, 355691, 441371, 1272187, 1583743, 3089597, 3846233, 11086201, 21627179, 26923631, 77603407, 188465417, 1319257919]

約数ペア:

[(1, 1319257919), (7, 188465417), (17, 77603407), (49, 26923631), (61, 21627179), (119, 11086201), (343, 3846233), (427, 3089597), (833, 1583743), (1037, 1272187), (2989, 441371), (3709, 355691), (5831, 226249), (7259, 181741), (20923, 63053), (25963, 50813)]