1915202919

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{839}}^1\times {\mathrm{1531}}^1$

素因数の和:2451

約数の個数: 32

約数和(自身を含む): 2964971520

約数和(自身を除く): 1049768601

約数列:

[1, 3, 7, 21, 71, 213, 497, 839, 1491, 1531, 2517, 4593, 5873, 10717, 17619, 32151, 59569, 108701, 178707, 326103, 416983, 760907, 1250949, 1284509, 2282721, 3853527, 8991563, 26974689, 91200139, 273600417, 638400973, 1915202919]

約数ペア:

[(1, 1915202919), (3, 638400973), (7, 273600417), (21, 91200139), (71, 26974689), (213, 8991563), (497, 3853527), (839, 2282721), (1491, 1284509), (1531, 1250949), (2517, 760907), (4593, 416983), (5873, 326103), (10717, 178707), (17619, 108701), (32151, 59569)]