520763913

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{727}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 817689600

約数和(自身を除く): 296925687

約数列:

[1, 3, 9, 19, 57, 59, 71, 171, 177, 213, 531, 639, 727, 1121, 1349, 2181, 3363, 4047, 4189, 6543, 10089, 12141, 12567, 13813, 37701, 41439, 42893, 51617, 79591, 124317, 128679, 154851, 238773, 386037, 464553, 716319, 814967, 980723, 2444901, 2942169, 3045403, 7334703, 8826507, 9136209, 27408627, 57862657, 173587971, 520763913]

約数ペア:

[(1, 520763913), (3, 173587971), (9, 57862657), (19, 27408627), (57, 9136209), (59, 8826507), (71, 7334703), (171, 3045403), (177, 2942169), (213, 2444901), (531, 980723), (639, 814967), (727, 716319), (1121, 464553), (1349, 386037), (2181, 238773), (3363, 154851), (4047, 128679), (4189, 124317), (6543, 79591), (10089, 51617), (12141, 42893), (12567, 41439), (13813, 37701)]