253133469

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{20047}}^1$

素因数の和:20137

約数の個数: 24

約数和(自身を含む): 387808512

約数和(自身を除く): 134675043

約数列:

[1, 3, 9, 23, 61, 69, 183, 207, 549, 1403, 4209, 12627, 20047, 60141, 180423, 461081, 1222867, 1383243, 3668601, 4149729, 11005803, 28125941, 84377823, 253133469]

約数ペア:

[(1, 253133469), (3, 84377823), (9, 28125941), (23, 11005803), (61, 4149729), (69, 3668601), (183, 1383243), (207, 1222867), (549, 461081), (1403, 180423), (4209, 60141), (12627, 20047)]