64420407

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{55487}}^1$

素因数の和:55539

約数の個数: 16

約数和(自身を含む): 97658880

約数和(自身を除く): 33238473

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 55487, 166461, 499383, 1498149, 2385941, 7157823, 21473469, 64420407]

約数ペア:

[(1, 64420407), (3, 21473469), (9, 7157823), (27, 2385941), (43, 1498149), (129, 499383), (387, 166461), (1161, 55487)]