4005321

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:616

約数の個数: 16

約数和(自身を含む): 5565120

約数和(自身を除く): 1559799

約数列:

[1, 3, 43, 61, 129, 183, 509, 1527, 2623, 7869, 21887, 31049, 65661, 93147, 1335107, 4005321]

約数ペア:

[(1, 4005321), (3, 1335107), (43, 93147), (61, 65661), (129, 31049), (183, 21887), (509, 7869), (1527, 2623)]