201404961

素因数分解:

$3^5\times {\mathrm{643}}^1\times {\mathrm{1289}}^1$

素因数の和:1947

約数の個数: 24

約数和(自身を含む): 302396640

約数和(自身を除く): 100991679

約数列:

[1, 3, 9, 27, 81, 243, 643, 1289, 1929, 3867, 5787, 11601, 17361, 34803, 52083, 104409, 156249, 313227, 828827, 2486481, 7459443, 22378329, 67134987, 201404961]

約数ペア:

[(1, 201404961), (3, 67134987), (9, 22378329), (27, 7459443), (81, 2486481), (243, 828827), (643, 313227), (1289, 156249), (1929, 104409), (3867, 52083), (5787, 34803), (11601, 17361)]