51402561

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{263}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 80898048

約数和(自身を除く): 29495487

約数列:

[1, 3, 7, 21, 41, 123, 227, 263, 287, 681, 789, 861, 1589, 1841, 4767, 5523, 9307, 10783, 27921, 32349, 59701, 65149, 75481, 179103, 195447, 226443, 417907, 1253721, 2447741, 7343223, 17134187, 51402561]

約数ペア:

[(1, 51402561), (3, 17134187), (7, 7343223), (21, 2447741), (41, 1253721), (123, 417907), (227, 226443), (263, 195447), (287, 179103), (681, 75481), (789, 65149), (861, 59701), (1589, 32349), (1841, 27921), (4767, 10783), (5523, 9307)]