28578465

素因数分解:

$3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{2029}}^1$

素因数の和:2353

約数の個数: 24

約数和(自身を含む): 49718760

約数和(自身を除く): 21140295

約数列:

[1, 3, 5, 9, 15, 45, 313, 939, 1565, 2029, 2817, 4695, 6087, 10145, 14085, 18261, 30435, 91305, 635077, 1905231, 3175385, 5715693, 9526155, 28578465]

約数ペア:

[(1, 28578465), (3, 9526155), (5, 5715693), (9, 3175385), (15, 1905231), (45, 635077), (313, 91305), (939, 30435), (1565, 18261), (2029, 14085), (2817, 10145), (4695, 6087)]