25264281

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2753}}^1$

素因数の和:2805

約数の個数: 32

約数和(自身を含む): 42301440

約数和(自身を除く): 17037159

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 399, 437, 483, 1311, 2753, 3059, 8259, 9177, 19271, 52307, 57813, 63319, 156921, 189957, 366149, 443233, 1098447, 1203061, 1329699, 3609183, 8421427, 25264281]

約数ペア:

[(1, 25264281), (3, 8421427), (7, 3609183), (19, 1329699), (21, 1203061), (23, 1098447), (57, 443233), (69, 366149), (133, 189957), (161, 156921), (399, 63319), (437, 57813), (483, 52307), (1311, 19271), (2753, 9177), (3059, 8259)]