16404817491

素因数分解:

$3^6\times {\mathrm{31}}^1\times {\mathrm{725909}}^1$

素因数の和:725958

約数の個数: 28

約数和(自身を含む): 25389428160

約数和(自身を除く): 8984610669

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 729, 837, 2511, 7533, 22599, 725909, 2177727, 6533181, 19599543, 22503179, 58798629, 67509537, 176395887, 202528611, 529187661, 607585833, 1822757499, 5468272497, 16404817491]

約数ペア:

[(1, 16404817491), (3, 5468272497), (9, 1822757499), (27, 607585833), (31, 529187661), (81, 202528611), (93, 176395887), (243, 67509537), (279, 58798629), (729, 22503179), (837, 19599543), (2511, 6533181), (7533, 2177727), (22599, 725909)]