201920319

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{463}}^1\times {\mathrm{1031}}^1$

素因数の和:1547

約数の個数: 24

約数和(自身を含む): 298801152

約数和(自身を除く): 96880833

約数列:

[1, 3, 9, 47, 141, 423, 463, 1031, 1389, 3093, 4167, 9279, 21761, 48457, 65283, 145371, 195849, 436113, 477353, 1432059, 4296177, 22435591, 67306773, 201920319]

約数ペア:

[(1, 201920319), (3, 67306773), (9, 22435591), (47, 4296177), (141, 1432059), (423, 477353), (463, 436113), (1031, 195849), (1389, 145371), (3093, 65283), (4167, 48457), (9279, 21761)]