215392797

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{1433}}^1$

素因数の和:1754

約数の個数: 32

約数和(自身を含む): 337276800

約数和(自身を除く): 121884003

約数列:

[1, 3, 9, 19, 27, 57, 171, 293, 513, 879, 1433, 2637, 4299, 5567, 7911, 12897, 16701, 27227, 38691, 50103, 81681, 150309, 245043, 419869, 735129, 1259607, 3778821, 7977511, 11336463, 23932533, 71797599, 215392797]

約数ペア:

[(1, 215392797), (3, 71797599), (9, 23932533), (19, 11336463), (27, 7977511), (57, 3778821), (171, 1259607), (293, 735129), (513, 419869), (879, 245043), (1433, 150309), (2637, 81681), (4299, 50103), (5567, 38691), (7911, 27227), (12897, 16701)]