28927575

素因数分解:

$3^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{1549}}^1$

素因数の和:1648

約数の個数: 36

約数和(自身を含む): 52470600

約数和(自身を除く): 23543025

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 83, 225, 249, 415, 747, 1245, 1549, 2075, 3735, 4647, 6225, 7745, 13941, 18675, 23235, 38725, 69705, 116175, 128567, 348525, 385701, 642835, 1157103, 1928505, 3214175, 5785515, 9642525, 28927575]

約数ペア:

[(1, 28927575), (3, 9642525), (5, 5785515), (9, 3214175), (15, 1928505), (25, 1157103), (45, 642835), (75, 385701), (83, 348525), (225, 128567), (249, 116175), (415, 69705), (747, 38725), (1245, 23235), (1549, 18675), (2075, 13941), (3735, 7745), (4647, 6225)]