388640268

素因数分解:

$2^2\times 3^4\times {\mathrm{1199507}}^1$

素因数の和:1199523

約数の個数: 30

約数和(自身を含む): 1015983276

約数和(自身を除く): 627343008

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 1199507, 2399014, 3598521, 4798028, 7197042, 10795563, 14394084, 21591126, 32386689, 43182252, 64773378, 97160067, 129546756, 194320134, 388640268]

約数ペア:

[(1, 388640268), (2, 194320134), (3, 129546756), (4, 97160067), (6, 64773378), (9, 43182252), (12, 32386689), (18, 21591126), (27, 14394084), (36, 10795563), (54, 7197042), (81, 4798028), (108, 3598521), (162, 2399014), (324, 1199507)]