28853937

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19913}}^1$

素因数の和:19949

約数の個数: 24

約数和(自身を含む): 49705344

約数和(自身を除く): 20851407

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 19913, 59739, 139391, 179217, 418173, 457999, 1254519, 1373997, 3205993, 4121991, 9617979, 28853937]

約数ペア:

[(1, 28853937), (3, 9617979), (7, 4121991), (9, 3205993), (21, 1373997), (23, 1254519), (63, 457999), (69, 418173), (161, 179217), (207, 139391), (483, 59739), (1449, 19913)]