287484678

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1228567}}^1$

素因数の和:1228588

約数の個数: 24

約数和(自身を含む): 670798128

約数和(自身を除く): 383313450

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1228567, 2457134, 3685701, 7371402, 11057103, 15971371, 22114206, 31942742, 47914113, 95828226, 143742339, 287484678]

約数ペア:

[(1, 287484678), (2, 143742339), (3, 95828226), (6, 47914113), (9, 31942742), (13, 22114206), (18, 15971371), (26, 11057103), (39, 7371402), (78, 3685701), (117, 2457134), (234, 1228567)]