309439408

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{264931}}^1$

素因数の和:265012

約数の個数: 20

約数和(自身を含む): 607754008

約数和(自身を除く): 298314600

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 264931, 529862, 1059724, 2119448, 4238896, 19339963, 38679926, 77359852, 154719704, 309439408]

約数ペア:

[(1, 309439408), (2, 154719704), (4, 77359852), (8, 38679926), (16, 19339963), (73, 4238896), (146, 2119448), (292, 1059724), (584, 529862), (1168, 264931)]