81660135

素因数分解:

$3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{17393}}^1$

素因数の和:17714

約数の個数: 16

約数和(自身を含む): 131081184

約数和(自身を除く): 49421049

約数列:

[1, 3, 5, 15, 313, 939, 1565, 4695, 17393, 52179, 86965, 260895, 5444009, 16332027, 27220045, 81660135]

約数ペア:

[(1, 81660135), (3, 27220045), (5, 16332027), (15, 5444009), (313, 260895), (939, 86965), (1565, 52179), (4695, 17393)]